Perhaps you should try some spelling variations:
thanh trung » thanh tung
chiet tach » chieu sach
san thanh » ban thanh, van thanh, son thanh
thanh cac » hanh cac, thanh bac, thanh ca
ho chiet » ho chieu, ho thiet, hoc thiet
cua tong » cua cong, cua dong, cua song
cua nong » cua cong, cuu nong, cua dong
cong san » cong tac

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 - thanh trung ((cua tong) or (cua nong)) cong san thanh cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - thanh trung ((cua tong) OR (cua nong)) cong san thanh cac.
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - thanh trung ((cua tong) or (cua nong)) cong san thanh cac*.