5 letter words:
dubbo10,
4 letter words:
blob8,
blub8,
bubo8,
bulb8,
bold7,
budo7,
loud5,
ludo5,
ould5,
3 letter words:
bob7,
bub7,
bod6,
bud6,
dob6,
dub6,
lob5,
dol4,
duo4,
lod4,
lud4,
old4,
oud4,
udo4,
lou3,
2 letter words:
bo4,
ob4,
do3,
od3,
lo2,
ou2,