Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
cho chuong » theo chuong, cho cong, cho truong
hanh dung » thanh dung, anh dung, hanh dong
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
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: ho chieu sang - hanh dung cho chuong ((cong dan) OR (cong san)) toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sang - hanh dung cho chuong ((cong dan) OR (cong san)) toan cau".
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - hanh dung cho chuong ((cong dan) OR (cong san)) toan cau*.