Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu tach » chiet tach, chieu sach, chiu trach
nguong dan » huong dan
trung cua » truong cua, trung tuan, trung cap
ho chieu » theo chieu, hoc thieu, doi chieu
cua hang » cua dang, cua nhung, cua cong
cong dan » cong san, cong tan, huong dan
toan cao » toan ban, toan tap

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu tach - thanh trung cua hang ((nguong dan) or (cong dan)) ((van ban) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu tach - thanh trung cua hang ((nguong dan) OR (cong dan)) ((van ban) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: ho chieu tach - thanh trung cua hang ((nguong dan) or (cong dan)) ((van ban) or (toan cao))*.