Perhaps you should try some spelling variations:
chiet tach » chieu sach
cong thanh » dong thanh, cong trinh, truong thanh
tranh cua » doanh cua, manh cua
cua nhung » va nhung
ho chiet » ho chieu, ho thiet, hoc thiet
cong tan » cong tac, cong ty, cong ha
cong san » cong tac
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chiet tach - canh tranh cua nhung ((cong thanh) or (((cong tan) OR (cong san)))) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - canh tranh cua nhung ((cong thanh) OR (((cong tan) OR (cong san)))) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chiet tach - canh tranh cua nhung ((cong thanh) or (((cong tan) OR (cong san)))) toan ban".
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - canh tranh cua nhung ((cong thanh) or (((cong tan) OR (cong san)))) toan ban*.