6 letter words:
kobang13,
5 letter words:
koban11,
bogan8,
goban8,
obang8,
4 letter words:
bank10,
boak10,
bonk10,
knob10,
nabk10,
gonk9,
kago9,
kang9,
knag9,
kaon8,
koan8,
bang7,
bong7,
bona6,
agon5,
3 letter words:
bok9,
kab9,
kob9,
koa7,
kon7,
oak7,
oka7,
bag6,
bog6,
gab6,
gob6,
abo5,
ban5,
boa5,
bon5,
nab5,
nob5,
oba5,
ago4,
gan4,
goa4,
gon4,
nag4,
nog4,
2 letter words:
ka6,
ko6,
ab4,
ba4,
bo4,
ob4,
ag3,
go3,
an2,
na2,
no2,
on2,