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