6 letter words:
cobber12,
booger9,
goober9,
5 letter words:
gobbo10,
berob9,
corbe9,
borgo8,
cooer7,
4 letter words:
cobb10,
boob8,
bego7,
berg7,
brog7,
crog7,
gobo7,
boor6,
bore6,
broo6,
cero6,
core6,
oboe6,
robe6,
ergo5,
goer5,
goor5,
gore5,
ogre5,
rego5,
3 letter words:
bob7,
cob7,
ebb7,
beg6,
bog6,
cog6,
gob6,
boo5,
bor5,
bro5,
coo5,
cor5,
eco5,
obe5,
obo5,
orb5,
orc5,
reb5,
rec5,
rob5,
roc5,
ego4,
erg4,
geo4,
goe4,
goo4,
gor4,
reg4,
oor3,
ore3,
reo3,
roe3,
roo3,
2 letter words:
be4,
bo4,
ob4,
go3,
er2,
oe2,
oo2,
or2,
re2,