5 letter words:
poppa11,
apoop9,
appro9,
nappa9,
apron7,
napoo7,
porno7,
prana7,
4 letter words:
oppo8,
papa8,
parp8,
poop8,
prop8,
arpa6,
napa6,
noop6,
para6,
poon6,
poor6,
porn6,
prao6,
proa6,
proo6,
roop6,
anoa4,
arna4,
rana4,
roan4,
roon4,
3 letter words:
app7,
pap7,
pop7,
apo5,
nap5,
oop5,
pan5,
par5,
poa5,
poo5,
pro5,
rap5,
ana3,
noo3,
nor3,
oar3,
ono3,
oon3,
oor3,
ora3,
ran3,
roo3,
2 letter words:
op4,
pa4,
po4,
aa2,
an2,
ar2,
na2,
no2,
on2,
oo2,
or2,