Perhaps you should try some spelling variations:
thanh thuong » thanh huong, thanh chuong, thanh phuong
thuong cua » huong cua, thong cua, truong cua
hien quan » thien quan, vien quan, hieu quan
cua khong » hua khong, cua phuong, cua thuong
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
chan cap » khan cap, than cap, cao cap
lien » bien, vien, tien

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 quan) or (lien quan)) - thanh thuong cua khong ((cong dan) OR (cong tan)) chan cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien quan) OR (lien quan)) - thanh thuong cua khong ((cong dan) OR (cong tan)) chan cap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien quan) or (lien quan)) - thanh thuong cua khong ((cong dan) OR (cong tan)) chan cap".
• Adding a wildcard symbol may retrieve word variants: hoc ((hien quan) or (lien quan)) - thanh thuong cua khong ((cong dan) OR (cong tan)) chan cap*.