6 letter words:
otitis6,
5 letter words:
stoit5,
titis5,
toits5,
4 letter words:
isit4,
stot4,
titi4,
tits4,
toit4,
tost4,
tots4,
3 letter words:
ios3,
iso3,
its3,
sit3,
sot3,
tis3,
tit3,
tot3,
2 letter words:
io2,
is2,
it2,
oi2,
os2,
si2,
so2,
st2,
ti2,
to2,
