Perhaps you should try some spelling variations:
thanh tuong » thanh thuong, thanh tung, thanh huong
chieu sach » chinh sach, chieu sang, chieu xanh
trong ban » trong tan, trong quan, trong cac
trong san » trong cac, cong san, dong san
thanh lap » thanh san, phan lap, thanh hai
tuong su » thuong su, thong su, tuong tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chiet tach) or (chieu sach)) - thanh tuong su dung ((trong ban) OR (trong san)) thanh lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chiet tach) OR (chieu sach)) - thanh tuong su dung ((trong ban) OR (trong san)) thanh lap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chiet tach) or (chieu sach)) - thanh tuong su dung ((trong ban) OR (trong san)) thanh lap".
• Adding a wildcard symbol may retrieve word variants: theo ((chiet tach) or (chieu sach)) - thanh tuong su dung ((trong ban) OR (trong san)) thanh lap*.