5 letter words:
boric9,
cibol9,
broil7,
libri7,
oribi7,
4 letter words:
bloc8,
crib8,
birl6,
biro6,
boil6,
brio6,
coil6,
coir6,
loci6,
liri4,
roil4,
3 letter words:
cob7,
bio5,
bro5,
col5,
cor5,
lib5,
lob5,
obi5,
orb5,
orc5,
rib5,
rob5,
roc5,
oil3,
2 letter words:
bi4,
bo4,
li2,
lo2,
oi2,
or2,