21yn2
11yn
01yn2y
z1yn2
y1yn
dbyn
cbyn2y
bbyn2
abyn
9ayn2y
okxn2y
nkxn2
mkxn
lkxn2y
kkxn2
ztwn2
ytwn
xtwn2y
wtwn2
vtwn
a3vn
92vn2y
82vn2
72vn
62vn2y