pneg
qnegq
rnegqa
sneg
tnegq
eefgq
fefgqa
gefg
hefgq
iefgqa
34fgqa
44fg
54fgq
64fgqa
74fg
svgg
tvggq
uvggqa
vvgg
wvggq
hmhgq
imhgqa
jmhg
kmhgq
lmhgqa