Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
theo nghi » cheo nghe, ho nghi, thue nghi
tranh van » tran van, trinh van, thanh van
van nhung » van nhuong, va nhung, van hung
theo chi » theo chu, theo chieu, thep chiu
cong van » cong vang, cong san, song van
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban

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

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