Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, ho chieu
tranh cua » doanh cua, manh cua
cua nhung » va nhung
tranh ban » trinh ban, tranh hang, tranh luan
cong tan » cong san, cong thanh, cong ty
cong tac » cong ty
tran ban » tran van, toan ban, tran bai

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 - canh tranh cua nhung ((cong tan) or (cong tac)) ((tran ban) OR (tranh ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - canh tranh cua nhung ((cong tan) OR (cong tac)) ((tran ban) OR (tranh ban))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - canh tranh cua nhung ((cong tan) or (cong tac)) ((tran ban) OR (tranh ban))*".