Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
phuong dan » phuong danh, phuong doan, huong dan
tranh cua » doanh cua, manh cua
cua nhung » va nhung
hoi hieu » hoi phieu, hoi tieu, moi hieu
phan cau » phan dau, phan cac, phan lap
ho hieu » ho chieu, nho hieu, co hieu

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) or (hoi hieu)) lang - canh tranh cua nhung phuong dan ((phan cau) OR (phan tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho hieu) OR (hoi hieu)) lang - canh tranh cua nhung phuong dan ((phan cau) OR (phan tu)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho hieu) or (hoi hieu)) lang - canh tranh cua nhung phuong dan ((phan cau) OR (phan tu))".
• Adding a wildcard symbol may retrieve word variants: ((ho hieu) or (hoi hieu)) lang - canh tranh cua nhung phuong dan ((phan cau) OR (phan tu))*.