4 letter words:
boat6,
bota6,
goat5,
toga5,
3 letter words:
bag6,
bog6,
gab6,
gob6,
aba5,
abo5,
baa5,
bat5,
boa5,
bot5,
oba5,
tab5,
aga4,
ago4,
gat4,
goa4,
got4,
tag4,
tog4,
oat3,
tao3,
2 letter words:
ab4,
ba4,
bo4,
ob4,
ag3,
go3,
aa2,
at2,
ta2,
to2,