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