7 letter words:
abfarad13,
5 letter words:
daraf9,
farad9,
afara8,
araba7,
4 letter words:
barf9,
frab9,
fard8,
afar7,
bard7,
brad7,
darb7,
drab7,
arba6,
3 letter words:
fab8,
fad7,
arf6,
bad6,
dab6,
faa6,
far6,
fra6,
aba5,
arb5,
baa5,
bar5,
bra5,
ard4,
rad4,
2 letter words:
fa5,
ab4,
ba4,
ad3,
da3,
aa2,
ar2,