5 letter words:
cobia9,
4 letter words:
faix14,
faux14,
coax13,
coxa13,
bufo9,
cauf9,
coif9,
cuif9,
fico9,
foci9,
fuci9,
ciao6,
obia6,
3 letter words:
fax13,
fix13,
fox13,
box12,
cox12,
fab8,
fib8,
fob8,
fub8,
bac7,
cab7,
cob7,
cub7,
auf6,
fou6,
oaf6,
ufo6,
abo5,
bio5,
boa5,
boi5,
oba5,
obi5,
oca5,
2 letter words:
ax9,
ox9,
xi9,
xu9,
fa5,
if5,
of5,
ab4,
ba4,
bi4,
bo4,
ob4,
ai2,
io2,
oi2,
ou2,