Perhaps you should try some spelling variations:
thieu nganh » hieu nganh, trien nganh, nghiep nganh
hoc thieu » toc thieu, hoc hien
tranh cua » doanh cua, manh cua
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung
cong dan » cong san, cong tan, huong dan
toan tap » toan ban
toan cao » toan ban

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: hoc thieu nganh - canh tranh cua dung cong dan ((toan tap) OR (toan cao))~.
• Adding a wildcard symbol may retrieve word variants: hoc thieu nganh - canh tranh cua dung cong dan ((toan tap) or (toan cao))*.