6 letter words:
coburg11,
burgoo9,
5 letter words:
gobbo10,
courb9,
borgo8,
bourg8,
buroo7,
4 letter words:
cobb10,
boob8,
bubo8,
burb8,
curb8,
brog7,
burg7,
crog7,
gobo7,
grub7,
boor6,
broo6,
cour6,
goor5,
3 letter words:
bob7,
bub7,
cob7,
cub7,
bog6,
bug6,
cog6,
gob6,
gub6,
boo5,
bor5,
bro5,
bru5,
bur5,
coo5,
cor5,
cru5,
cur5,
obo5,
orb5,
orc5,
rob5,
roc5,
rub5,
ruc5,
urb5,
goo4,
gor4,
gur4,
rug4,
oor3,
our3,
roo3,
2 letter words:
bo4,
ob4,
go3,
gu3,
ug3,
oo2,
or2,
ou2,
ur2,