pkng qkng1 rkng1x skng tkng1
ebog1 fbog1x gbog hbog1 ibog1x
31og1x 41og 51og1 61og1x 71og
sspg tspg1 uspg1x vspg wspg1
hjqg1 ijqg1x jjqg kjqg1 ljqg1x