Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu xanh
chieu sang » chieu xanh, nhieu tang
hanh trinh » canh tranh, hanh chinh
nhung cong » dung cong, thong cong, hang cong
hieu lang » hieu quang, nhieu tang, hieu van
trinh cua » tinh cua, trinh luat, trinh quan
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 (((chieu sang) or (hieu lang)))) - hanh trinh cua nhung cong dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu sach) OR (((chieu sang) OR (hieu lang)))) - hanh trinh cua nhung cong dan toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu sach) or (((chieu sang) or (hieu lang)))) - hanh trinh cua nhung cong dan toan ban*.