Perhaps you should try some spelling variations:
thanh trung » thanh tung
chiet tach » chieu sach
trung cua » truong cua, trung tuan, trung cap
dung cong » dung trong
thong cau » thong cac, thong cap, thong tu
ho chiet » ho chieu, ho thiet, hoc thiet
cua dung » cua dang, cua dong, qua dung
cong san » cong tac
hang cau » hang dau, hang ca, nhung cau

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