Perhaps you should try some spelling variations:
hanh trang » thanh trung, hanh trinh, minh trang
hieu xanh » chieu xanh, hieu manh, hieu nganh
doc hieu » toc thieu, hoc thieu, hoc hien
cua dang » cua cong, cua ban
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
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: doc hieu xanh - ((hanh trang) OR (canh tranh)) cua dang ((cong dan) OR (cong tan)) toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc hieu xanh - ((hanh trang) OR (canh tranh)) cua dang ((cong dan) OR (cong tan)) toan cao".
• Adding a wildcard symbol may retrieve word variants: doc hieu xanh - ((hanh trang) OR (canh tranh)) cua dang ((cong dan) OR (cong tan)) toan cao*.