left-to-right top-to-bottom [a b {bw} d e g {gh} {ghw} {gw} h {hw} i j k l m {mb} {mbw} {mw} n {nd} {ng} {ngg} {nggw} {ngw} {nj} {ny} o p {pw} r s t {th} u v {vw} w y] [c f q x z]