Cov khoom siv ntau lawm rau cov khaub ncaws ntxhua khaub ncaws, ua kua xab npum, thiab ua kua ntxuav tais diav ua kua tau raug xa tawm tsis ntev los no. Txhawm rau hais txog kev tshaj tawm ntev dua thiab tsheb thauj mus los ntawm cov kua raw, qhov loj} {1} {{1} {{1} {{1} {{1} Cov khoom siv tank cia kom ntseeg tau thiab kev ua haujlwm ruaj khov.
