7 letter words:
araroba9,
6 letter words:
arroba8,
5 letter words:
arbor7,
4 letter words:
boar6,
bora6,
orra4,
roar4,
3 letter words:
aba5,
abo5,
arb5,
baa5,
bar5,
boa5,
bra5,
bro5,
brr5,
oba5,
orb5,
rob5,
oar3,
ora3,
2 letter words:
ab4,
ba4,
bo4,
aa2,
ar2,
or2,
