Perhaps you should try some spelling variations:
hanh trung » thanh trung, hanh trang, manh trung
chiet tach » chieu sach
nhung cong » dung cong, thong cong, hang cong
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
chi tach » chiu trach, chi thanh, che tac
cong san » cong tac

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi ((chi tach) OR (chiet tach)) - hanh trung cua nhung cong san ((toan ban) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chi tach) OR (chiet tach)) - hanh trung cua nhung cong san ((toan ban) OR (van ban))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chi tach) OR (chiet tach)) - hanh trung cua nhung cong san ((toan ban) or (van ban))*".