5 letter words:
potsy10,
pyots10,
typos10,
4 letter words:
posy9,
pyot9,
typo9,
toys7,
opts6,
post6,
pots6,
spot6,
stop6,
tops6,
3 letter words:
spy8,
oys6,
soy6,
sty6,
toy6,
yos6,
ops5,
opt5,
pos5,
pot5,
pst5,
sop5,
top5,
sot3,
2 letter words:
oy5,
yo5,
op4,
po4,
os2,
so2,
st2,
to2,