Perhaps you should try some spelling variations:
chieu sach » chinh sach, chieu sang, chieu xanh
hanh huong » thanh huong, anh huong, manh huong
thanh nong » thanh cong, thanh long, thanh hong
huong cua » dung cua
cua thanh » gia thanh, va thanh, ha thanh
nong dan » cong dan, nong san, nguong dan
dan toan » van toan, dan than, manh toan
toan tap » toan ban

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) OR (chiet tach)) - hanh huong cua thanh nong dan toan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu sach) OR (chiet tach)) - hanh huong cua thanh nong dan toan tap".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sach) OR (chiet tach)) - hanh huong cua thanh nong dan toan tap*.