Perhaps you should try some spelling variations:
thanh trung » thanh tung
chiet tach » chieu sach
trung cua » truong cua, trung tuan, trung cap
ho chiet » ho chieu, ho thiet, hoc thiet
nong dan » cong dan, nguong dan, huong dan
nong san » cong san, dong san, trong san
than cau » toan cau, phan cau, than cap

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 cong ((nong dan) OR (nong san)) than cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chiet tach - thanh trung cua cong ((nong dan) OR (nong san)) than cau".
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - thanh trung cua cong ((nong dan) OR (nong san)) than cau*.