Perhaps you should try some spelling variations:
hoc thieu » toc thieu, hoc hien
ho chieu » theo chieu, doi chieu, mot chieu
anh tang » anh bang, anh dang, anh nang
tang van » dang van, hoang van, trong van
van dung » van dong, xay dung, tin dung
tuan tap » toan tap, tuyen tap, toan tai
tuan tai » toan tai, quan tai, tan tai

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (hoc thieu)) sang - anh tang van dung trong nganh ((tuan tap) OR (tuan tai))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (hoc thieu)) sang - anh tang van dung trong nganh ((tuan tap) or (tuan tai))~".
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) OR (hoc thieu)) sang - anh tang van dung trong nganh ((tuan tap) or (tuan tai))*.