r6r1fb s6r1 t6r1f u6r1fb v6r1
gxs1 hxs1f ixs1fb jxs1 kxs1f
5nt1f 6nt1fb 7nt1 8nt1f 9nt1fb
ueu1fb veu1 weu1f xeu1fb yeu1
j5u1 k5u1f l5u1fb m5u1 n5u1f