Dr Gary Lis Yia ntiag tug zaj dab neeg qhia tias vim li cas nws thiaj tuaj kawm ntawv ntawm teb chaws Australia, cov kev hloov nom tswv Nplog, qhov tseem ceeb ntawm cov kev kawm ntawv, vim li cas ...
Muaj dab tsis zoo los yog muaj teeb meem dab tsi rau cov kev sib yuav ua txij nkawm thaum ntxov? Yog thaum tham txog txoj kev mus ua txij nkawm thaum tseem ntxov lawm ces yeej muaj ib cov tswv yim xav ...
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