ML do^`ng y' voi ETT do'...nhie^`u lu'c thi` bu*.c che^'t luo^n....Mo'i ddu*a vo^ la` bi. ro^`i...ma` bi. ro^`i thi` na(`m ngay nhu* nguo`i che^'t va^.y...la`m mi`nh do~ cuo`i do~ kho'c do~ cuo`i a'...ML bi. nhie^`u la^`n ro^`i cha('c bu~a na`o pha?i train mo'i duo.c a'....