1 2 3 (1903 1987) 1920 1921 1939 1 (tu n) (qu n) (zh ) (zhu n) (g ) (li o) (y ) (hu ) (y ) (y ng) (sh ) (w ng) (zh ) (yu n) (ku w ) (m ) (qi o) (l ) (s u) (j ) (su ) (l n l ) (l ng d ng) (l ng) (ch xi o) (bi ) (c ng) 2 ( ) ( ) 1 2 (1) (2) (3) 3 4 1 2 1 (1) (2) 2 2 3 2 ( ) 1 5 2 1 (1) (2) ( ) ( ) ( ) (3) 2 1 2
