Tom qab kho cov khoom siv
Peb paub zoo tias yog ib qho ntawm cov khoom siv tom qab kev kho mob thiab cov muag khoom hauv Suav teb rau 30 xyoo. Txais tos mus yuav cov khoom zoo tom qab kev kho mob ntawm tus nqi sib tw los ntawm peb lub hoobkas. Yog xav paub ntxiv, tiv tauj peb tam sim no.