Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, hieu manh
chieu tinh » trieu tinh, lieu tinh, chau tinh
dung quang » dang quang, dung quan, luong quang
hung dung » nhung dung, phung dung, ung dung
tranh va » tranh van, trang va, trinh va
than cau » phan cau, than cap, thanh chau
toan cau » toan cao, toan ban, toan tap
va hung » va nhung, van hung, va huong

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 xanh) or (chieu tinh)) - canh tranh va hung dung quang ((than cau) OR (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu tinh)) - canh tranh va hung dung quang ((than cau) OR (toan cau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) or (chieu tinh)) - canh tranh va hung dung quang ((than cau) OR (toan cau))".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chieu tinh)) - canh tranh va hung dung quang ((than cau) OR (toan cau))*.