Perhaps you should try some spelling variations:
bien tinh » bi tinh, yen tinh, diep tinh
hoc thong » hoc thuong, hoc trong, hoc hong
hoa khong » khoi khong, hoa cong, he khong
cong danh » cuong danh, cong dan, cong thanh
danh toan » manh toan, anh toan, dan toan
toan cau » toan cao, toan ban, toan tap
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 ((hoc thong) or (hoa khong)) cong danh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho bien tinh - canh tranh ((hoc thong) OR (hoa khong)) cong danh toan cau.
• Adding a wildcard symbol may retrieve word variants: ho bien tinh - canh tranh ((hoc thong) or (hoa khong)) cong danh toan cau*.