?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.au=Nguyen%2C+Thi+Thu+Trang&rft.aulast=Nguyen&rft.aufirst=Thi+Thu+Trang&rft.date=2019&rft.issn=2525-2224&rft.atitle=Ph%C3%A2n+t%C3%ADch+m%C3%A3+%C4%91%E1%BB%99c+d%E1%BB%B1a+tr%C3%AAn+c%C3%A1c+k%E1%BB%B9+thu%E1%BA%ADt+n-gram+v%C3%A0+h%E1%BB%8Dc+m%C3%A1y&rft.title=Journal+of+Science+and+Technology+on+Information+and+Communications&rft.genre=article