AOSITE, tau tsom mus rau kev muab cov khoom lag luam kho vajtse daws teeb meem rau cov tuam txhab khoom vaj tsev, thiab daws cov kev xav tau tshwj xeeb ntawm cov khoom siv kho vajtse rau cov txee thiab cov txee dai khaub ncaws uas tam sim no kho rau cov neeg xav tau kev lag luam. Piv txwv li, kaum lub txee muaj 30