5 letter words:
chino10,
conin7,
onion5,
4 letter words:
boho9,
chin9,
chon9,
coho9,
hobo9,
inch9,
boon6,
cion6,
coin6,
coni6,
conn6,
coon6,
icon6,
noon4,
3 letter words:
chi8,
hic8,
hob8,
ich8,
cob7,
hin6,
hon6,
noh6,
oho6,
ooh6,
bin5,
bio5,
boo5,
con5,
coo5,
nib5,
nob5,
obi5,
inn3,
ion3,
noo3,
ono3,
2 letter words:
hi5,
ho5,
oh5,
bi4,
bo4,
in2,
no2,
oi2,
on2,