6 letter words:
lablab10,
5 letter words:
babul9,
bubal9,
bulla7,
alula5,
4 letter words:
abba8,
baba8,
babu8,
blab8,
blub8,
buba8,
bulb8,
alba6,
baal6,
ball6,
balu6,
bull6,
aula4,
3 letter words:
abb7,
bub7,
aba5,
alb5,
baa5,
bal5,
lab5,
aal3,
ala3,
all3,
aua3,
2 letter words:
ab4,
ba4,
aa2,
al2,
la2,