Perhaps you should try some spelling variations:
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
thanh tung » thanh cong
tung tam » trung tam, vung tam, dung tam
tam dung » tam duong, tac dung, tan dung
cong dan » cong tan, huong dan, cong dong
cong san » cong tac

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) or (chieu sach)) - thanh tung tam dung ((cong dan) or (cong san)) van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu xanh) OR (chieu sach)) - thanh tung tam dung ((cong dan) OR (cong san)) van ban.
• Adding a wildcard symbol may retrieve word variants: doi ((chieu xanh) or (chieu sach)) - thanh tung tam dung ((cong dan) or (cong san)) van ban*.