lub tswv yim daim ntawv qhia tshuab hluav taws xob los ntawm cov ntawv nyeem

Cov khoos kas zoo tshaj plaws los tsim cov kev npaj siab thiab cov phiaj xwm [DAWB].

Peb paub ua ntej li cas daim ntawv qhia kev siv tswv yim yog vim lawv txoj haujlwm zoo rau kev kawm, khaws cia thiab cim cia ...