4 letter words:
abri6,
bare6,
bear6,
bier6,
brae6,
brie6,
area4,
aria4,
raia4,
3 letter words:
aba5,
arb5,
baa5,
bar5,
bra5,
reb5,
rib5,
air3,
are3,
ear3,
era3,
ire3,
rai3,
rei3,
ria3,
2 letter words:
ab4,
ba4,
be4,
bi4,
aa2,
ae2,
ai2,
ar2,
er2,
re2,