Look for The same number in several suits, plus a dragon pair or pung.

Watch for The flower pair needs two real flowers. All three numbered pungs use the same number.

2 tiles in singles or pairs must be natural. Jokers are optional in groups of three or more.

Look for Strong repeats of one number across all three suits.

Watch for Each numbered group is four tiles. A called pung cannot later grow into this kong.

2 tiles in singles or pairs must be natural. Jokers are optional in groups of three or more.

Look for Nearby numbers in one suit, with several pairs already forming.

Watch for Choose four consecutive ranks starting from 1 through 6. All four groups are pungs, not chows.

2 tiles in singles or pairs must be natural. Jokers are optional in groups of three or more.

Look for Pairs of 2, 4, 6 or 8 concentrated in one suit.

Watch for Only 2, 4, 6 and 8 count. Switching the suit of one group breaks the hand.

2 tiles in singles or pairs must be natural. Jokers are optional in groups of three or more.

Look for Two neighboring numbers collected in two suits.

Watch for Choose one suit for both natural pairs and the other for both kongs. Protect all three pairs.

6 tiles in singles or pairs must be natural. Jokers are optional in groups of three or more.

Look for Three nearby numbers spread across all three suits.

Watch for The lowest two numbers are kongs; the highest is a pung. Each uses a different suit.

0 tiles in singles or pairs must be natural. Jokers are optional in groups of three or more.

Look for Several copies of three neighboring numbers in one suit.

Watch for Your dragon pair must be natural. It can be any dragon, with no suit-matching requirement.

2 tiles in singles or pairs must be natural. Jokers are optional in groups of three or more.

Look for Odd numbers in one suit, especially the center 5s.

Watch for The sizes are 2, 3, 4, 3, 2. The 1 and 9 pairs must be natural.

4 tiles in singles or pairs must be natural. Jokers are optional in groups of three or more.

Look for Flowers and one repeated number in several suits.

Watch for Two suits make pungs; the remaining suit makes a pair. Both pairs need natural tiles.

4 tiles in singles or pairs must be natural. Jokers are optional in groups of three or more.

Look for Three consecutive numbers in different suits and a dragon pair.

Watch for The numbered groups grow from pair to pung to kong. The smallest number must be a natural pair.

4 tiles in singles or pairs must be natural. Jokers are optional in groups of three or more.

Look for One number across the suits plus a useful wind repeat.

Watch for Keep the wind pung and dragon pair distinct. Any wind and any dragon are allowed.

2 tiles in singles or pairs must be natural. Jokers are optional in groups of three or more.

Look for Several wind pairs or pungs and two flowers.

Watch for You need a pung of every wind. A second pung of the same wind does not replace a missing wind.

2 tiles in singles or pairs must be natural. Jokers are optional in groups of three or more.

Look for A wind repeat and the same number concentrated in two suits.

Watch for The flowers and wind are pungs; both numbered groups are kongs.

0 tiles in singles or pairs must be natural. Jokers are optional in groups of three or more.

Look for Dragon pairs across red, green and white.

Watch for You need all three dragons. The final numbered pung may use any number in any suit.

2 tiles in singles or pairs must be natural. Jokers are optional in groups of three or more.

Look for Different winds and strong repeats of two dragons.

Watch for Each wind is a separate natural single. NEWS is not a joker-eligible group.

6 tiles in singles or pairs must be natural. Jokers are optional in groups of three or more.

Look for Three numbers two apart, such as 2, 4 and 6.

Watch for The first two numbered groups share a suit; only the last changes suit. The middle group is a kong.

4 tiles in singles or pairs must be natural. Jokers are optional in groups of three or more.

Look for White dragons, a wind repeat and matching ranks in two suits.

Watch for The dragon must be white. The numbered pair and flower pair cannot use jokers.

4 tiles in singles or pairs must be natural. Jokers are optional in groups of three or more.

Look for Two ranks adding to ten across two suits, plus flowers.

Watch for Use 1+9, 2+8, 3+7 or 4+6. The two pungs share one suit and the two pairs share the other.

4 tiles in singles or pairs must be natural. Jokers are optional in groups of three or more.

Look for A four-number span split between two suits.

Watch for The endpoints share one suit; the middle pungs share the other. Protect the final numbered pair.

4 tiles in singles or pairs must be natural. Jokers are optional in groups of three or more.

Look for East with West, or North with South, plus a numbered repeat.

Watch for The winds must be opposite. East with North does not qualify.

4 tiles in singles or pairs must be natural. Jokers are optional in groups of three or more.

Look for One rank in two suits and at least two jokers.

Watch for Each quint needs at least one joker because only four natural copies exist. Both pairs stay natural.

4 tiles in singles or pairs must be natural. At least 2 jokers required.

Look for Two strong dragon groups and at least two jokers.

Watch for The two quints use different dragons. The last pair is numbered; it cannot be a wind or dragon.

4 tiles in singles or pairs must be natural. At least 2 jokers required.

Look for A strong numbered group, two jokers and support in another suit.

Watch for Keep one real flower. The sextet and kong use the same rank in different suits.

1 tiles in singles or pairs must be natural. At least 2 jokers required.

Look for Two strong groups of the same rank and at least four jokers.

Watch for Each sextet needs at least two jokers. This route depends on substantial joker support.

2 tiles in singles or pairs must be natural. At least 4 jokers required.

Look for Neighboring ranks in two suits, a dragon repeat and a joker.

Watch for The lower number is the quint; the next number is a pung in a different suit.

2 tiles in singles or pairs must be natural. At least 1 joker required.

Look for Many pairs within a seven-number span in one suit.

Watch for No jokers anywhere. The run can start at 1, 2 or 3. Keep it concealed until the win.

14 tiles in singles or pairs must be natural. No jokers in this hand.

Look for Two adjacent ranks appearing as pairs across all suits.

Watch for Both numbers must be the same in every suit. All fourteen tiles are natural.

14 tiles in singles or pairs must be natural. No jokers in this hand.

Look for Pairs of several winds and one rank across the suits.

Watch for Each wind needs its own pair. This is an all-natural, concealed hand.

14 tiles in singles or pairs must be natural. No jokers in this hand.

Look for Strong dragons plus three neighboring tiles in one suit.

Watch for Concealed does not mean jokerless: dragon pungs may use jokers, but the three singles and flower pair cannot.

5 tiles in singles or pairs must be natural. Jokers are optional in groups of three or more.

Look for Pairs in a spaced pattern such as 2, 5 and 8 across two suits.

Watch for Use the same 1/4/7, 2/5/8 or 3/6/9 pattern in both suits. All seven pairs are natural.

14 tiles in singles or pairs must be natural. No jokers in this hand.