5 letter words:
dumbo10,
douma8,
4 letter words:
dumb9,
ambo8,
boma8,
ombu8,
umbo8,
baud7,
buda7,
budo7,
daub7,
doab7,
doum7,
duma7,
maud7,
ouma6,
3 letter words:
bam7,
bum7,
mob7,
bad6,
bod6,
bud6,
dab6,
dam6,
dob6,
dom6,
dub6,
mad6,
mod6,
mud6,
abo5,
amu5,
boa5,
moa5,
mou5,
oba5,
ado4,
duo4,
oda4,
oud4,
udo4,
2 letter words:
ab4,
am4,
ba4,
bo4,
ma4,
mo4,
mu4,
ob4,
om4,
um4,
ad3,
da3,
do3,
od3,
ou2,