Perhaps you should try some spelling variations:
hanh trinh » hanh chinh
hanh trang » thanh trung, minh trang, tinh trang
dung cong » dung trong
chao chu » cho chu, cua chu, cao cho
cua dung » cua dang, cua dong, qua dung
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap
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: chao chu van - ((((hanh trang) OR (hanh trinh))) or (canh tranh)) cua dung cong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chao chu van - ((((hanh trang) OR (hanh trinh))) OR (canh tranh)) cua dung cong dan than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "chao chu van - ((((hanh trang) OR (hanh trinh))) or (canh tranh)) cua dung cong dan than cau".
• Adding a wildcard symbol may retrieve word variants: chao chu van - ((((hanh trang) OR (hanh trinh))) or (canh tranh)) cua dung cong dan than cau*.