Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
doi chieu » doc hieu, doi chi, ho chieu
trang cua » tranh cua, tang cua, trung cua
cua nhung » va nhung
cong dan » cong san, cong tan, huong dan
cong tac » cong ty
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: ((theo tieu) OR (doi chieu)) xanh - hanh trang cua nhung ((cong dan) OR (cong tac)) toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo tieu) OR (doi chieu)) xanh - hanh trang cua nhung ((cong dan) OR (cong tac)) toan cao".
• Adding a wildcard symbol may retrieve word variants: ((theo tieu) OR (doi chieu)) xanh - hanh trang cua nhung ((cong dan) OR (cong tac)) toan cao*.