6 letter words:
bogoak13,
4 letter words:
boak10,
boko10,
book10,
kobo10,
gook9,
kago9,
gobo7,
3 letter words:
bok9,
kab9,
kob9,
koa7,
oak7,
oka7,
bag6,
bog6,
gab6,
gob6,
abo5,
boa5,
boo5,
oba5,
obo5,
ago4,
goa4,
goo4,
2 letter words:
ka6,
ko6,
ab4,
ba4,
bo4,
ob4,
ag3,
go3,
oo2,