Perhaps you should try some spelling variations:
hanh trang » thanh trung, hanh trinh, minh trang
cua nhung » va nhung
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
than cau » toan cau, phan cau, than cap
cho chu » cho thue
chu van » cuu van, chu han

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

• Performing a fuzzy search may retrieve terms with similar spellings: cho chu van - ((hanh trang) or (canh tranh)) cua nhung ((cong dan) OR (cong tan)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho chu van - ((hanh trang) OR (canh tranh)) cua nhung ((cong dan) OR (cong tan)) than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cho chu van - ((hanh trang) or (canh tranh)) cua nhung ((cong dan) OR (cong tan)) than cau".
• Adding a wildcard symbol may retrieve word variants: cho chu van - ((hanh trang) or (canh tranh)) cua nhung ((cong dan) OR (cong tan)) than cau*.