kvkg1 lvkg1x mvkg nvkg1 ovkg1x

9llg1x amlg bmlg1 cmlg1x dmlg

ycmg zcmg1 0cmg1x 1cmg 2cmg1

n3mg1 o3mg1x p3mg q3mg1 r3mg1x

cung1x dung eung1 fung1x gung