5 letter words:
banda8,
brand8,
buran7,
unbar7,
urban7,
ruana5,
4 letter words:
band7,
bard7,
baud7,
brad7,
bund7,
burd7,
darb7,
daub7,
drab7,
drub7,
barn6,
bran6,
buna6,
bura6,
burn6,
darn5,
dura5,
durn5,
nada5,
nard5,
nurd5,
rand5,
aura4,
3 letter words:
bad6,
bud6,
dab6,
dub6,
aba5,
arb5,
baa5,
ban5,
bar5,
bra5,
bun5,
bur5,
nab5,
nub5,
rub5,
urb5,
and4,
dan4,
dun4,
rad4,
urd4,
ana3,
ran3,
run3,
urn3,
2 letter words:
ab4,
ba4,
ad3,
aa2,
an2,
ar2,
na2,
nu2,
un2,