cf1ttd
df1t
ef1tt
ff1ttd
gf1t
151t
251tt
351ttd
451t
551tt
qw2tt
rw2ttd
sw2t
tw2tt
uw2ttd
fn3ttd
gn3t
hn3tt
in3ttd
jn3t
4d4t
5d4tt
6d4ttd
7d4t
8d4tt