6 letter words:
nubbin10,
banian8,
bunnia8,
5 letter words:
abuna7,
bania7,
bunia7,
nubia7,
unban7,
nanua5,
4 letter words:
abba8,
baba8,
babu8,
buba8,
bani6,
buna6,
bunn6,
anan4,
anna4,
naan4,
nain4,
nana4,
unai4,
3 letter words:
abb7,
bib7,
bub7,
aba5,
baa5,
ban5,
bin5,
bun5,
nab5,
nib5,
nub5,
aia3,
ain3,
ana3,
ani3,
ann3,
aua3,
inn3,
nan3,
nun3,
uni3,
2 letter words:
ab4,
ba4,
bi4,
aa2,
ai2,
an2,
in2,
na2,
nu2,
un2,