Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trinh » hanh chinh
duong cong » dung cong, luong cong, duong trong
doi chieu » doc hieu, doi chi, ho chieu
va duong » van duong, va tuong, va huong
cong dan » cong san, cong tan, huong dan
phan cau » phan dau, phan cac, phan tu
toan cau » toan cao, toan ban, toan tap

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) or (canh tranh)) va duong cong dan ((phan cau) or (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - ((hanh trinh) OR (canh tranh)) va duong cong dan ((phan cau) OR (toan cau)).
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - ((hanh trinh) or (canh tranh)) va duong cong dan ((phan cau) or (toan cau))*.