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
hien anh » hien hanh, thien anh, tien anh
dien anh » tieng anh, dien dan
cong san » cong tac
san than » sang than, san thanh, ban 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: hoc ((hien anh) or (dien anh)) - ((hanh trinh) OR (hanh chinh)) luat nhung cong san than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien anh) OR (dien anh)) - ((hanh trinh) OR (hanh chinh)) luat nhung cong san than cap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien anh) or (dien anh)) - ((hanh trinh) OR (hanh chinh)) luat nhung cong san than cap".
• Adding a wildcard symbol may retrieve word variants: hoc ((hien anh) or (dien anh)) - ((hanh trinh) OR (hanh chinh)) luat nhung cong san than cap*.