1th7 2th7t 3th7t8 4th7 5th7t
qki7t rki7t8 ski7 tki7t uki7t8
fbj7t8 gbj7 hbj7t ibj7t8 jbj7
41j7 51j7t 61j7t8 71j7 81j7t
tsk7t usk7t8 vsk7 wsk7t xsk7t8