dawb series
Koj tuaj yeem pom txhua yam nthuav txog lub ntsiab lus ntawm cov kab dawb hauv cov npe hauv qab no. Cov kab lus no muaj feem xyuam nrog cov ncauj lus dawb uas koj tau tshawb nrhiav. Ntawm no koj yuav pom cov lus tseeb thiab nthuav tshaj plaws txog series dawb.
