Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
chiet tach » chieu sach
hanh trinh » hanh chinh
luat hang » luat hanh, luat chung, luat huong
hang cong » dang cong, hang nong, bang cong
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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 xanh) or (chiet tach)) - ((hanh trinh) OR (canh tranh)) luat hang cong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chiet tach)) - ((hanh trinh) OR (canh tranh)) luat hang cong dan than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) or (chiet tach)) - ((hanh trinh) OR (canh tranh)) luat hang cong dan than cau".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chiet tach)) - ((hanh trinh) OR (canh tranh)) luat hang cong dan than cau*.