Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
cua nhung » va nhung
tinh cua » trinh cua, sinh cua, tinh chat
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
phan cau » phan dau, phan cac, phan tu

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 sang) or (chinh sach)) - hanh tinh cua nhung ((cong tan) OR (cong san)) phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu sang) OR (chinh sach)) - hanh tinh cua nhung ((cong tan) OR (cong san)) phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu sang) or (chinh sach)) - hanh tinh cua nhung ((cong tan) OR (cong san)) phan cau".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu sang) or (chinh sach)) - hanh tinh cua nhung ((cong tan) OR (cong san)) phan cau*.