5 letter words:
zebec18,
croze16,
rebec9,
4 letter words:
zero13,
beer6,
bore6,
bree6,
cere6,
cero6,
core6,
robe6,
3 letter words:
coz14,
zee12,
cob7,
bee5,
bro5,
cee5,
cor5,
obe5,
orb5,
orc5,
reb5,
rec5,
rob5,
roc5,
ere3,
ore3,
ree3,
roe3,
2 letter words:
be4,
bo4,
er2,
oe2,
or2,
re2,