6 letter words:
foobar11,
4 letter words:
barf9,
forb9,
frab9,
afro7,
faro7,
fora7,
roof7,
boar6,
boor6,
bora6,
broo6,
3 letter words:
fab8,
fob8,
arf6,
far6,
for6,
fra6,
fro6,
oaf6,
oof6,
orf6,
abo5,
arb5,
bar5,
boa5,
boo5,
bor5,
bra5,
bro5,
oba5,
obo5,
orb5,
rob5,
oar3,
oor3,
ora3,
roo3,
2 letter words:
fa5,
of5,
ab4,
ba4,
bo4,
ob4,
ar2,
oo2,
or2,
