4 letter words:
inby9,
ayin7,
fain7,
naif7,
bani6,
3 letter words:
fay9,
aby8,
bay8,
fab8,
fib8,
any6,
fan6,
fin6,
nay6,
yin6,
aba5,
baa5,
ban5,
bin5,
nab5,
nib5,
ain3,
ana3,
ani3,
2 letter words:
by7,
ay5,
fa5,
if5,
ya5,
ab4,
ba4,
bi4,
aa2,
ai2,
an2,
in2,
na2,