6 letter words:
koppie14,
5 letter words:
pekoe11,
pokie11,
opepe9,
4 letter words:
kipp12,
keep10,
kepi10,
kipe10,
peek10,
peke10,
pike10,
poke10,
peep8,
pepo8,
pipe8,
poep8,
pope8,
3 letter words:
kep9,
kip9,
kop9,
eek7,
eik7,
eke7,
koi7,
oik7,
oke7,
pep7,
pip7,
pop7,
ope5,
pee5,
pie5,
poi5,
2 letter words:
ki6,
ko6,
op4,
pe4,
pi4,
po4,
ee2,
io2,
oe2,
oi2,