?
hut
cup
pup
cut
?
cub
tub
mud
bud
?
nut
cup
hut
pup
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pup
cup
hut
nut
hut
hut
cup
cup
cub
cub
nut
nut
tub
tub
cut
cut
?
tub
bud
cub
mud
?
cub
bud
tub
mud
mud
mud
?
hut
pup
cup
nut
?
hut
nut
cup
pup
?
mud
tub
bud
cub
bud
bud
pup
pup