6 letter words:
branch13,
brunch13,
raunch11,
5 letter words:
brach12,
bunch12,
churn10,
nucha10,
ranch10,
buran7,
unban7,
unbar7,
urban7,
4 letter words:
bach11,
chub11,
arch9,
buhr9,
char9,
habu9,
babu8,
barb8,
burb8,
carb8,
crab8,
curb8,
barn6,
bran6,
buna6,
bunn6,
bura6,
burn6,
carn6,
curn6,
narc6,
3 letter words:
bah8,
hub8,
bub7,
cab7,
cub7,
hun6,
nah6,
rah6,
arb5,
arc5,
ban5,
bar5,
bra5,
bun5,
bur5,
can5,
car5,
cru5,
cur5,
nab5,
nub5,
rub5,
urb5,
nan3,
nun3,
ran3,
run3,
urn3,
2 letter words:
ah5,
ha5,
uh5,
ab4,
ba4,
an2,
ar2,
na2,
nu2,
un2,