4 letter words:
habu9,
abbe8,
babe8,
babu8,
haen7,
bane6,
bean6,
beau6,
buna6,
nabe6,
unbe6,
3 letter words:
bah8,
hub8,
bub7,
ebb7,
hae6,
hen6,
hue6,
hun6,
nah6,
ban5,
ben5,
bun5,
nab5,
neb5,
nub5,
ane3,
eau3,
nae3,
2 letter words:
ah5,
eh5,
ha5,
he5,
uh5,
ab4,
ba4,
be4,
ae2,
an2,
en2,
na2,
ne2,
nu2,
un2,