Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
chau tinh » cuu tinh, ha tinh, cua tinh
hanh tang » hanh trang, anh tang, hanh mang
tong cong » trong cong, cong cong, dung cong
cong tan » cong tac, cong san, cong thanh
toan cau » toan cao, toan tap, toan tai
toan ban » van ban
tang va » trang va, tang van, thang va
va tong » va thong, va tuong, va trong

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu xanh) or (chau tinh)) - hanh tang va tong cong tan ((toan cau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (chau tinh)) - hanh tang va tong cong tan ((toan cau) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) or (chau tinh)) - hanh tang va tong cong tan ((toan cau) or (toan ban))*.