5 letter words:
okapi11,
pikau11,
4 letter words:
bauk10,
boak10,
bouk10,
buik10,
koap10,
paik10,
pika10,
pouk10,
puka10,
bapu8,
kuia8,
obia6,
oupa6,
3 letter words:
bok9,
kab9,
kip9,
kob9,
kop9,
auk7,
bap7,
bop7,
kai7,
koa7,
koi7,
oak7,
oik7,
oka7,
ouk7,
pub7,
abo5,
apo5,
bio5,
boa5,
boi5,
oba5,
obi5,
oup5,
pia5,
piu5,
poa5,
poi5,
upo5,
2 letter words:
ka6,
ki6,
ko6,
ab4,
ba4,
bi4,
bo4,
ob4,
op4,
pa4,
pi4,
po4,
up4,
ai2,
io2,
oi2,
ou2,