Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
chau tinh » cuu tinh, ha tinh, cua tinh
tranh qua » tranh cua, thanh qua, trinh qua
dung cong » dung trong
chinh can » chinh ca, chinh ban, chinh cau
qua dung » quang dung, su dung, qua song
cong dan » cong san, cong tan, huong dan
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 xanh) or (chau tinh)) - canh tranh qua dung cong dan ((chan cau) or (chinh can))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chau tinh)) - canh tranh qua dung cong dan ((chan cau) OR (chinh can)).
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chau tinh)) - canh tranh qua dung cong dan ((chan cau) or (chinh can))*.