7 letter words:
bloubok15,
5 letter words:
bobol9,
4 letter words:
boko10,
book10,
bouk10,
bulk10,
kobo10,
blob8,
blub8,
boob8,
bubo8,
bulb8,
kolo8,
look8,
oulk8,
bolo6,
bool6,
lobo6,
obol6,
3 letter words:
bok9,
kob9,
bob7,
bub7,
ouk7,
boo5,
lob5,
obo5,
loo3,
lou3,
2 letter words:
ko6,
bo4,
ob4,
lo2,
oo2,
ou2,
