Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
doi chieu » doc hieu, doi chi, ho chieu
tranh cua » doanh cua, manh cua
cua thong » cua thuong, cua khong, cua tong
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
phan cau » phan dau, phan tu, phan lap
phan cac » nhan cach, phan dau, phan lap

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

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