Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
nhung huong » nhung tuong, nhung cong, nhung dung
thiet yeu » thiet ke, theo yeu
tranh van » tran van, trinh van, thanh van
yeu tinh » yeu tin, lieu tinh, kieu tinh
toan cau » toan cao, toan tap, toan tai
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: thiet yeu tinh - canh tranh van ((nhung huong) OR (nhung phuong)) tinh ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thiet yeu tinh - canh tranh van ((nhung huong) OR (nhung phuong)) tinh ((toan cau) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "thiet yeu tinh - canh tranh van ((nhung huong) OR (nhung phuong)) tinh ((toan cau) or (toan ban))".
• Adding a wildcard symbol may retrieve word variants: thiet yeu tinh - canh tranh van ((nhung huong) OR (nhung phuong)) tinh ((toan cau) or (toan ban))*.