5 letter words:
pipul9,
poulp9,
pupil9,
poilu7,
4 letter words:
plop8,
pulp8,
pupu8,
lipo6,
loup6,
puli6,
pulu6,
3 letter words:
pip7,
pop7,
pup7,
lip5,
lop5,
oup5,
piu5,
plu5,
poi5,
pol5,
pul5,
upo5,
lou3,
oil3,
ulu3,
2 letter words:
op4,
pi4,
po4,
up4,
io2,
li2,
lo2,
oi2,
ou2,