Perhaps you should try some spelling variations:
bien tinh » bi tinh, yen tinh, diep tinh
tranh hoa » thanh hoa, trinh hoa, tranh ha
tong cong » trong cong, cong cong, dung cong
hoa tong » hoa trong, hoa thong, hoa cong
cong dan » cong san, cong tan, huong dan
toan cau » toan cao, toan tap, toan tai
toan ban » van ban
ho bien » pho bien, hoa bien, so bien

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho bien tinh - canh tranh hoa tong cong dan ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho bien tinh - canh tranh hoa tong cong dan ((toan cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: ho bien tinh - canh tranh hoa tong cong dan ((toan cau) or (toan ban))*.