Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, truong thanh
chieu tinh » trieu tinh, lieu tinh, chau tinh
bien tinh » bi tinh, yen tinh, diep tinh
tranh cua » doanh cua, manh cua
cua hang » cua dang, cua nhung, cua cong
cong tan » cong tac, cong san, cong ty
chan cau » phan cau, can cau, chinh cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu tinh) or (bien tinh)) - canh tranh cua hang ((cong tan) OR (cong thanh)) chan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu tinh) OR (bien tinh)) - canh tranh cua hang ((cong tan) OR (cong thanh)) chan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu tinh) or (bien tinh)) - canh tranh cua hang ((cong tan) OR (cong thanh)) chan cau".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu tinh) or (bien tinh)) - canh tranh cua hang ((cong tan) OR (cong thanh)) chan cau*.