7 letter words:
staddas9,
6 letter words:
stadda8,
5 letter words:
dadas7,
4 letter words:
adds6,
dada6,
dads6,
data5,
sads5,
tads5,
tass4,
3 letter words:
add5,
dad5,
ads4,
das4,
sad4,
tad4,
aas3,
ass3,
sat3,
tas3,
2 letter words:
ad3,
da3,
aa2,
as2,
at2,
st2,
ta2,