Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tung » thanh cong
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong san, cong dong, cong tac
cong tan » cong tac, cong san, cong thanh
toan cao » toan ban, toan tap
tung va » trung va, tuong va, dung va

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 sach - thanh tung va nhung ((((cong dan) or (huong dan))) or (cong tan)) toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - thanh tung va nhung ((((cong dan) OR (huong dan))) OR (cong tan)) toan cao.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - thanh tung va nhung ((((cong dan) or (huong dan))) or (cong tan)) toan cao*.