5 letter words:
cacao9,
fauna8,
4 letter words:
azan13,
azon13,
zona13,
cauf9,
conf9,
acca8,
caca8,
coca8,
faan7,
fano7,
faun7,
unco6,
anoa4,
3 letter words:
caz14,
coz14,
cuz14,
azo12,
zoa12,
auf6,
faa6,
fan6,
fon6,
fou6,
fun6,
oaf6,
ufo6,
caa5,
can5,
con5,
oca5,
ana3,
aua3,
2 letter words:
za11,
zo11,
fa5,
of5,
aa2,
an2,
na2,
no2,
nu2,
on2,
ou2,
un2,