Perhaps you should try some spelling variations:
chieu lang » chieu sang, hieu lang, chi lang
hanh tranh » hanh trinh, hanh trang, lanh tranh
cac phuong » cac truong
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
toan ban » van ban

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

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