Perhaps you should try some spelling variations:
truong thanh » truong trung, truong thpt, truong chung
hanh trang » thanh trung, canh tranh, hanh trinh
tieu xanh » chieu xanh, dieu hanh, tien anh
tieu danh » dieu danh, tiep danh, thien danh
trang cua » tranh cua, tang cua, trung cua
cua dang » cua cong, cua ban
cong tan » cong tac, cong san, cong thanh

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 xanh) OR (tieu danh)) - hanh trang cua dang ((truong thanh) or (cong tan)) van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tieu xanh) OR (tieu danh)) - hanh trang cua dang ((truong thanh) OR (cong tan)) van ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((tieu xanh) OR (tieu danh)) - hanh trang cua dang ((truong thanh) or (cong tan)) van ban".
• Adding a wildcard symbol may retrieve word variants: theo ((tieu xanh) OR (tieu danh)) - hanh trang cua dang ((truong thanh) or (cong tan)) van ban*.