yiw0 xiw0b1 wiw0b viw0 uiw0b1
9rv0b1 8rv0b 7rv0 6rv0b1 5rv0b
k1u0b j1u0 i1u0b1 h1u0b g1u0
vau0 uau0b1 tau0b sau0 rau0b1
6jt0b1 5jt0b 4jt0 3jt0b1 2jt0b