Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
tranh quan » tranh quang, trinh quan, tranh luan
quan chong » quen chong, quang cuong, quang thong
doi chieu » doc hieu, doi chi, ho chieu
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
than cau » toan cau, phan cau, than cap

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 quan chong ((cong dan) OR (cong san)) than cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - canh tranh quan chong ((cong dan) OR (cong san)) than cau*".