Perhaps you should try some spelling variations:
chieu sach » chinh sach, chieu sang, chieu xanh
hanh tang » hanh trang, anh tang, hanh mang
dung cong » dung trong
van thanh » ban thanh, van tuan
thanh hai » thanh phan, thanh hoa, thanh san
tang cua » mang cua, hang cua, tang luan
cua dung » cua dang, cua dong, qua dung
cong van » cong vang, cong san, song van

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc ((chieu sach) OR (chiet tach)) - hanh tang cua dung cong van thanh hai~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc ((chieu sach) OR (chiet tach)) - hanh tang cua dung cong van thanh hai".
• Adding a wildcard symbol may retrieve word variants: doc ((chieu sach) OR (chiet tach)) - hanh tang cua dung cong van thanh hai*.