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
cua dung » cua dang, cua dong, qua dung
cong dan » cong san, cong tan, cong dong
phan cac » nhan cach, phan lap, phan van
phan dau » phan tu, hang dau

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 dung ((cong dan) OR (huong dan)) ((phan cac) or (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - thanh trung cua dung ((cong dan) OR (huong dan)) ((phan cac) OR (phan dau))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chiet tach - thanh trung cua dung ((cong dan) OR (huong dan)) ((phan cac) or (phan dau))*".