Perhaps you should try some spelling variations:
thanh tung » thanh cong
doi chieu » doc hieu, doi chi, mot chieu
thanh lap » thanh san, phan lap, thanh hai
ho chieu » theo chieu, hoc thieu, mot chieu
tung cua » trung cua, tuong cua, dung cua
dong san » cong san, dong bang, dong ha
dong von » dung von, dong co, dong hoc

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) or (doi chieu)) sach - thanh tung cua cong ((dong san) OR (dong von)) thanh lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doi chieu)) sach - thanh tung cua cong ((dong san) OR (dong von)) thanh lap*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) or (doi chieu)) sach - thanh tung cua cong ((dong san) OR (dong von)) thanh lap*".