5 letter words:
afoul8,
4 letter words:
bufo9,
flab9,
flub9,
foal7,
foul7,
lauf7,
loaf7,
balu6,
bola6,
3 letter words:
fab8,
fob8,
fub8,
alf6,
auf6,
flu6,
fou6,
oaf6,
ufo6,
abo5,
alb5,
bal5,
boa5,
lab5,
lob5,
oba5,
lou3,
2 letter words:
fa5,
of5,
ab4,
ba4,
bo4,
ob4,
al2,
la2,
lo2,
ou2,