4 letter words:
poop8,
atop6,
topo6,
3 letter words:
paw8,
pow8,
wap8,
wop8,
app7,
pap7,
pop7,
taw6,
tow6,
twa6,
two6,
wat6,
woo6,
wot6,
apo5,
apt5,
opt5,
pat5,
poo5,
pot5,
tap5,
top5,
oat3,
oot3,
tao3,
too3,
2 letter words:
aw5,
ow5,
wo5,
op4,
pa4,
at2,
ta2,
to2,