Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hoang manh » hoang minh, hoang anh, hoang xanh
cua nhung » va nhung
cua tinh » cua sinh, va tinh, ha tinh
manh cua » doanh cua, ban cua
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
toan ban » van ban

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

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