Perhaps you should try some spelling variations:
hanh trinh » canh tranh
luat nhung » luat chung, luat thuong, thuat nhung
nhung cong » dung cong, thong cong, hang cong
hieu lang » chieu sang, hieu quang, nhieu tang
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((hieu lang) or (chinh sach)) - ((hanh trinh) OR (hanh chinh)) luat nhung cong dan than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu lang) OR (chinh sach)) - ((hanh trinh) OR (hanh chinh)) luat nhung cong dan than cap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((hieu lang) or (chinh sach)) - ((hanh trinh) OR (hanh chinh)) luat nhung cong dan than cap".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu lang) or (chinh sach)) - ((hanh trinh) OR (hanh chinh)) luat nhung cong dan than cap*.