Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trinh » canh tranh, hanh chinh
trinh quan » tinh quang, trinh luat, trinh han
doi chieu » doc hieu, doi chi, ho chieu
quan hanh » quan thanh, quang thanh, quang khanh
cong dan » cong san, cong tan, cong dong
phan cau » phan cac, phan tu, phan lap
phan dau » phan tu, hang dau

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 - hanh trinh quan hanh ((cong dan) or (huong dan)) ((phan cau) OR (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - hanh trinh quan hanh ((cong dan) OR (huong dan)) ((phan cau) OR (phan dau))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - hanh trinh quan hanh ((cong dan) or (huong dan)) ((phan cau) OR (phan dau))*".