5 letter words:
chiao10,
cobia9,
4 letter words:
bach11,
chai9,
chao9,
chia9,
coif9,
fico9,
foci9,
ohia7,
ciao6,
obia6,
3 letter words:
foh9,
bah8,
chi8,
fab8,
fib8,
fob8,
hic8,
hob8,
ich8,
cab7,
cob7,
ahi6,
hao6,
oaf6,
abo5,
bio5,
boa5,
oba5,
obi5,
oca5,
2 letter words:
ah5,
fa5,
ha5,
hi5,
ho5,
if5,
of5,
oh5,
ab4,
ba4,
bi4,
bo4,
ai2,
oi2,