Hi ca'c ba'c, Ba'c na`o bie^'t o+? dda^u co' softwear la^.p la' so^' tu+? vi la`m o+n dda(ng le^n cho anh em bie^'t vo+'i. Ca?m o+n ca'c tha`y nhie^`u. Hoa(.c ba'c na`o co' la`m o+n ho^ le^n 1 tie^'ng dde^? tui xin cho 1 nguo+`i ba.n. (Ddu+`ng gu+?i va`o account tui). La^m