Perhaps you should try some spelling variations:
hieu nganh » vien nganh, hiem ngan, hieu manh
chieu sach » chiet tach, chieu sang, chieu xanh
tranh cua » doanh cua, manh cua
cong cong » cong dong, trong cong, dung cong
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((hieu nganh) or (((chieu sach) OR (chinh sach)))) - canh tranh cua cong cong dan phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu nganh) OR (((chieu sach) OR (chinh sach)))) - canh tranh cua cong cong dan phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((hieu nganh) or (((chieu sach) OR (chinh sach)))) - canh tranh cua cong cong dan phan cau".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu nganh) or (((chieu sach) OR (chinh sach)))) - canh tranh cua cong cong dan phan cau*.