5 letter words:
kappa13,
koppa13,
poaka11,
4 letter words:
pack12,
pock12,
kapa10,
koap10,
capa8,
capo8,
paca8,
paco8,
papa8,
3 letter words:
kop9,
aka7,
app7,
cap7,
cop7,
koa7,
oak7,
oka7,
pac7,
pap7,
pop7,
apo5,
caa5,
oca5,
poa5,
2 letter words:
ka6,
ko6,
op4,
pa4,
po4,
aa2,