Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
mang cua » manh cua, dung cua, ban cua
ban quan » van quan
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than ban » thanh ban, toan ban, than man

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu sach - hanh ((mang cua) or (ban quan)) nhung cong dan than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - hanh ((mang cua) OR (ban quan)) nhung cong dan than ban.
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - hanh ((mang cua) or (ban quan)) nhung cong dan than ban*.