5 letter words:
loipe7,
polio7,
looie5,
4 letter words:
lipe6,
lipo6,
loop6,
lope6,
olpe6,
pile6,
plie6,
pole6,
polo6,
pool6,
oleo4,
olio4,
3 letter words:
lep5,
lip5,
lop5,
oop5,
ope5,
pie5,
poi5,
pol5,
poo5,
lei3,
lie3,
loo3,
oil3,
ole3,
2 letter words:
op4,
pe4,
pi4,
po4,
el2,
io2,
li2,
lo2,
oe2,
oi2,
oo2,