5 letter words:
holon8,
4 letter words:
boho9,
booh9,
buhl9,
hobo9,
hoon7,
bolo6,
bool6,
boon6,
boun6,
lobo6,
obol6,
loon4,
loun4,
nolo4,
noul4,
3 letter words:
boh8,
hob8,
hub8,
hon6,
hoo6,
hun6,
noh6,
oho6,
ooh6,
bon5,
boo5,
bun5,
lob5,
nob5,
nub5,
obo5,
loo3,
lou3,
noo3,
ono3,
oon3,
2 letter words:
ho5,
oh5,
uh5,
bo4,
ob4,
lo2,
no2,
nu2,
on2,
oo2,
ou2,
un2,