4 letter words:
haff13,
huff13,
haaf10,
haft10,
hauf10,
tuff10,
faut7,
haut7,
taha7,
tufa7,
atua4,
3 letter words:
aff9,
fah9,
aah6,
aft6,
aha6,
auf6,
faa6,
fat6,
hat6,
hut6,
aua3,
tau3,
uta3,
utu3,
2 letter words:
ah5,
fa5,
ha5,
uh5,
aa2,
at2,
ta2,
ut2,