5 letter words:
clubs9,
sculp9,
4 letter words:
upby11,
busy9,
buys9,
yups9,
club8,
cubs8,
cups8,
cusp8,
pubs8,
scup8,
plus6,
puls6,
slub6,
3 letter words:
buy8,
bys8,
ply8,
spy8,
yup8,
cub7,
cup7,
pub7,
sly6,
bus5,
pul5,
pus5,
sub5,
sup5,
ups5,
2 letter words:
by7,
up4,
us2,