6 letter words:
boucle10,
5 letter words:
coble9,
boule7,
leuco7,
4 letter words:
bloc8,
club8,
cube8,
blue6,
bole6,
clou6,
clue6,
cole6,
lobe6,
lube6,
luce6,
3 letter words:
cob7,
cub7,
bel5,
cel5,
col5,
cue5,
eco5,
ecu5,
lob5,
obe5,
leu3,
lou3,
ole3,
ule3,
2 letter words:
be4,
bo4,
ob4,
el2,
lo2,
oe2,
ou2,