5 letter words:
okapi11,
patio7,
4 letter words:
paik10,
pika10,
ikat8,
atop6,
pita6,
topi6,
iota4,
3 letter words:
kip9,
kop9,
kat7,
kit7,
koa7,
koi7,
oak7,
oka7,
apo5,
apt5,
opt5,
pat5,
pia5,
pit5,
poi5,
pot5,
tap5,
tip5,
top5,
ait3,
oat3,
tao3,
2 letter words:
ka6,
ki6,
op4,
pa4,
pi4,
ai2,
at2,
it2,
oi2,
ta2,
ti2,
to2,