4 letter words:
pock12,
conk10,
cook10,
knop10,
nock10,
ponk10,
pook10,
coop8,
nook8,
poco8,
conn6,
coon6,
noop6,
poon6,
noon4,
3 letter words:
kop9,
cop7,
kon7,
con5,
coo5,
oop5,
poo5,
non3,
noo3,
ono3,
oon3,
2 letter words:
ko6,
op4,
po4,
no2,
on2,
oo2,