Perhaps you should try some spelling variations:
thanh thong » thanh thuong, thanh hong, thanh thang
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
va tuong » va thong, xa truong, va phuong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap

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 - thanh thong ((va tuong) or (va thuong)) cong dan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu sach - thanh thong ((va tuong) OR (va thuong)) cong dan toan cao.
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - thanh thong ((va tuong) or (va thuong)) cong dan toan cao*.