5 letter words:
fubsy13,
dufus9,
4 letter words:
busy9,
buys9,
fibs9,
fubs9,
difs8,
fids8,
fuds8,
yids8,
bids7,
buds7,
dibs7,
dubs7,
3 letter words:
buy8,
bys8,
fib8,
fub8,
dif7,
fid7,
fud7,
yid7,
bid6,
bud6,
dib6,
dub6,
ifs6,
bis5,
bus5,
sib5,
sub5,
dis4,
dui4,
ids4,
2 letter words:
by7,
if5,
bi4,
id3,
is2,
si2,
us2,