6 letter words:
forbid12,
5 letter words:
fibro10,
fiord9,
4 letter words:
forb9,
frib9,
fido8,
foid8,
ford8,
bird7,
bord7,
brod7,
dorb7,
drib7,
biro6,
brio6,
3 letter words:
fib8,
fob8,
dif7,
dof7,
fid7,
bid6,
bod6,
dib6,
dob6,
fir6,
for6,
fro6,
orf6,
rif6,
bio5,
boi5,
bor5,
bro5,
obi5,
orb5,
rib5,
rob5,
dor4,
ord4,
rid4,
rod4,
2 letter words:
if5,
of5,
bi4,
bo4,
ob4,
di3,
do3,
id3,
od3,
io2,
oi2,
or2,
