7 letter words:
fopping15,
5 letter words:
gonif9,
gipon8,
oping8,
pingo8,
4 letter words:
fino7,
foin7,
info7,
ping7,
pong7,
pion6,
3 letter words:
fop8,
fig7,
fog7,
pip7,
pop7,
fin6,
fon6,
gip6,
pig6,
nip5,
pin5,
poi5,
gin4,
nog4,
ion3,
2 letter words:
if5,
of5,
op4,
pi4,
go3,
in2,
no2,
oi2,
on2,
