Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
quan hang » quan hoang, quan hanh, qua hang
quan lang » quan hoang, gian lang, quan luan
ho chieu » theo chieu, hoc thieu, doi chieu
cong tan » cong san, cong thanh, cong ty
cong tac » cong ty
than tap » toan tap, han tap, phan tap

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh chinh ((quan hang) OR (quan lang)) ((cong tan) OR (cong tac)) than tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - hanh chinh ((quan hang) OR (quan lang)) ((cong tan) or (cong tac)) than tap~".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh chinh ((quan hang) OR (quan lang)) ((cong tan) or (cong tac)) than tap*.