qwrwv
rwrwvx
swrw
twrwv
uwrwvx
fnswvx
gnsw
hnswv
inswvx
jnsw
4dtw
5dtwv
6dtwvx
7dtw
8dtwv
t4twv
u4twvx
v4tw
w4twv
x4twvx
ivuwvx
jvuw
kvuwv
lvuwvx
mvuw