4 letter words:
moop8,
pomo8,
loom6,
loop6,
mono6,
mool6,
moon6,
noop6,
polo6,
pool6,
poon6,
loon4,
nolo4,
3 letter words:
mop7,
pom7,
lop5,
mol5,
mon5,
moo5,
nom5,
olm5,
oom5,
oop5,
pol5,
poo5,
loo3,
noo3,
ono3,
oon3,
2 letter words:
mo4,
om4,
op4,
po4,
lo2,
no2,
on2,
oo2,