7 letter words:
cubbies13,
6 letter words:
cubebs12,
5 letter words:
cubeb11,
bices9,
cubes9,
4 letter words:
bibs8,
bice8,
bubs8,
cube8,
cubs8,
ebbs8,
sibb8,
bise6,
cues6,
ecus6,
ices6,
sice6,
3 letter words:
bib7,
bub7,
cub7,
ebb7,
bes5,
bis5,
bus5,
cis5,
cue5,
ecu5,
ice5,
sec5,
sib5,
sic5,
sub5,
sei3,
sue3,
use3,
2 letter words:
be4,
bi4,
es2,
is2,
si2,
us2,