left-to-right top-to-bottom [a {aa} c e {ee} h i {ii} k {kh} l {ly} m n o {oo} p {ph} {pw} r s t u {uu} v w y] [b d f g j q x z] [A {Aa} C E {Ee} H I {Ii} K {Kh} L {Ly} M N O {Oo} P {Ph} {Pw} R S T U {Uu} V W Y] [, ; \: ! ? . ( )]