4 letter words:
swab9,
wabs9,
abbs8,
staw7,
swat7,
taws7,
twas7,
wast7,
wats7,
bast6,
bats6,
stab6,
tabs6,
3 letter words:
wab8,
abb7,
saw6,
taw6,
twa6,
was6,
wat6,
abs5,
bas5,
bat5,
sab5,
tab5,
sat3,
tas3,
2 letter words:
aw5,
ab4,
ba4,
as2,
at2,
st2,
ta2,