Perhaps you should try some spelling variations:
chieu sach » chiet tach, chieu sang, chieu xanh
nhung cong » dung cong, thong cong, hang cong
hanh manh » lanh manh, hoang manh, thanh minh
hanh mang » nhanh mang, hanh trang, nhanh lang
cua nhung » va nhung
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
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 ((chieu sach) or (chinh sach)) - ((hanh manh) OR (hanh mang)) cua nhung cong dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu sach) OR (chinh sach)) - ((hanh manh) OR (hanh mang)) cua nhung cong dan toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((chieu sach) or (chinh sach)) - ((hanh manh) OR (hanh mang)) cua nhung cong dan toan ban".
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu sach) or (chinh sach)) - ((hanh manh) OR (hanh mang)) cua nhung cong dan toan ban*.