4 letter words:
bark10,
bork10,
kbar10,
park10,
pork10,
kora8,
okra8,
boar6,
bora6,
prao6,
proa6,
3 letter words:
kab9,
kob9,
kop9,
ark7,
bap7,
bop7,
koa7,
kor7,
oak7,
oka7,
abo5,
apo5,
arb5,
bar5,
boa5,
bra5,
bro5,
oba5,
orb5,
par5,
pro5,
rap5,
rob5,
oar3,
ora3,
2 letter words:
ka6,
ab4,
ba4,
bo4,
op4,
pa4,
ar2,
or2,