Perhaps you should try some spelling variations:
thanh trung » thanh tung
chiet tach » chieu sach
cong thanh » dong thanh, cong trinh, cong tan
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
ho chiet » ho chieu, ho thiet, hoc thiet
cong dan » cong san, cong tan, huong dan
khan cap » khan ap, than cap, khoan cam
phan cau » phan dau, phan cac, phan tu

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 nhung ((cong dan) or (cong thanh)) ((khan cap) or (phan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - thanh trung cua nhung ((cong dan) OR (cong thanh)) ((khan cap) OR (phan cau)).
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - thanh trung cua nhung ((cong dan) or (cong thanh)) ((khan cap) or (phan cau))*.