5 letter words:
bunco9,
4 letter words:
wino7,
boun6,
cion6,
coin6,
coni6,
icon6,
unci6,
unco6,
3 letter words:
bow8,
cow8,
cob7,
cub7,
now6,
own6,
win6,
won6,
bin5,
bio5,
boi5,
bon5,
bun5,
con5,
nib5,
nob5,
nub5,
obi5,
ion3,
uni3,
2 letter words:
ow5,
wo5,
bi4,
bo4,
ob4,
in2,
io2,
no2,
nu2,
oi2,
on2,
ou2,
un2,