5 letter words:
gloop8,
polio7,
igloo6,
logoi6,
4 letter words:
glop7,
golp7,
goop7,
pogo7,
lipo6,
loop6,
polo6,
pool6,
gool5,
logo5,
olio4,
3 letter words:
gip6,
pig6,
lip5,
lop5,
oop5,
poi5,
pol5,
poo5,
gio4,
goo4,
lig4,
log4,
loo3,
oil3,
2 letter words:
op4,
pi4,
po4,
gi3,
go3,
io2,
li2,
lo2,
oi2,
oo2,