5 letter words:
berko11,
bloke11,
broke11,
blore7,
borel7,
roble7,
4 letter words:
berk10,
boke10,
bork10,
kerb10,
kero8,
koel8,
kore8,
loke8,
roke8,
bole6,
bore6,
lobe6,
robe6,
eorl4,
lore4,
orle4,
role4,
3 letter words:
bok9,
keb9,
kob9,
elk7,
erk7,
kor7,
lek7,
oke7,
rok7,
bel5,
bor5,
bro5,
lob5,
obe5,
orb5,
reb5,
rob5,
lor3,
ole3,
ore3,
reo3,
roe3,
2 letter words:
ko6,
be4,
bo4,
ob4,
el2,
er2,
lo2,
oe2,
or2,
re2,