5 letter words:
fatso8,
softa8,
4 letter words:
fast7,
fats7,
oafs7,
saft7,
sofa7,
soft7,
oast4,
oats4,
stoa4,
taos4,
tosa4,
3 letter words:
azo12,
saz12,
zas12,
zoa12,
zos12,
aft6,
fas6,
fat6,
oaf6,
oft6,
oat3,
sat3,
sot3,
tao3,
tas3,
2 letter words:
za11,
zo11,
fa5,
of5,
as2,
at2,
os2,
so2,
st2,
ta2,
to2,