Perhaps you should try some spelling variations:
hanh trang » thanh trung, hanh trinh, minh trang
chieu xanh » chieu sach, chieu sang, chieu tinh
hang cong » dang cong, hang nong, bang cong
cong doan » cong dan, cong hoan, dong doanh
chi hanh » chi nhanh, chi thanh, thi hanh
van hang » van khang, van hoang, van thang
doan van » doan va, hoang van, luan van

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chi hanh) or (chieu xanh)) - ((hanh trang) OR (canh tranh)) van hang cong doan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chi hanh) OR (chieu xanh)) - ((hanh trang) OR (canh tranh)) van hang cong doan van ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chi hanh) or (chieu xanh)) - ((hanh trang) OR (canh tranh)) van hang cong doan van ban".
• Adding a wildcard symbol may retrieve word variants: theo ((chi hanh) or (chieu xanh)) - ((hanh trang) OR (canh tranh)) van hang cong doan van ban*.