7 letter words:
rhubarb14,
6 letter words:
curara8,
5 letter words:
brach12,
charr10,
churr10,
barca9,
crura7,
aurar5,
4 letter words:
bach11,
chub11,
arch9,
buhr9,
char9,
habu9,
abba8,
baba8,
babu8,
barb8,
burb8,
carb8,
crab8,
curb8,
haar7,
bura6,
burr6,
carr6,
curr6,
aura4,
3 letter words:
bah8,
hub8,
bub7,
cab7,
cub7,
aah6,
aha6,
rah6,
aba5,
arb5,
arc5,
baa5,
bar5,
bra5,
brr5,
bur5,
car5,
cru5,
cur5,
rub5,
urb5,
2 letter words:
ah5,
ha5,
uh5,
ab4,
ba4,
aa2,
ar2,