5 letter words:
opepe9,
4 letter words:
papa8,
pape8,
peep8,
pepo8,
pipa8,
pipe8,
pipi8,
poep8,
pope8,
3 letter words:
app7,
pap7,
pep7,
pip7,
pop7,
ape5,
apo5,
ope5,
pea5,
pee5,
pia5,
pie5,
poa5,
poi5,
aia3,
2 letter words:
op4,
pa4,
pe4,
pi4,
po4,
aa2,
ae2,
ai2,
ea2,
ee2,
io2,
oe2,
oi2,