5 letter words:
poilu7,
polio7,
4 letter words:
lipo6,
loop6,
loup6,
polo6,
pool6,
puli6,
olio4,
3 letter words:
lip5,
lop5,
oop5,
oup5,
piu5,
plu5,
poi5,
pol5,
poo5,
pul5,
upo5,
loo3,
lou3,
oil3,
2 letter words:
op4,
pi4,
po4,
up4,
io2,
li2,
lo2,
oi2,
oo2,
ou2,