Perhaps you should try some spelling variations:
thieu nganh » trien nganh, nghiep nganh
hieu nganh » vien nganh, hiem ngan, hieu manh
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
tong cong » trong cong, cong cong, dung cong
cong dang » cong dong, cong dan, cong dung
cua tong » cua cong, cua dong, cua nong
dang van » hoang van, hang va
van cau » van dau, van hau, van chat

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc ((thieu nganh) or (hieu nganh)) - hanh tranh cua tong cong dang van cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((thieu nganh) OR (hieu nganh)) - hanh tranh cua tong cong dang van cau*.