Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hoang manh » hoang minh, hoang anh, hoang xanh
nhung cong » dung cong, thong cong, hang cong
hanh manh » hanh mang, lanh manh, thanh minh
cua nhung » va nhung
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan ban » van ban
tinh » trinh, dinh, minh

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

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