Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
chieu xanh » chieu sang, chieu tinh, hieu manh
hanh mang » nhanh mang, hanh trang, nhanh lang
dung cong » dung trong
manh toan » thanh toan, tinh toan
mang va » mang vua, hang va, bang va
va dung » van dung, va duong, vat dung

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 (chieu xanh)) - hanh mang va dung cong ((manh toan) or (anh tuan)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sach) OR (chieu xanh)) - hanh mang va dung cong ((manh toan) OR (anh tuan)) cao.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sach) or (chieu xanh)) - hanh mang va dung cong ((manh toan) or (anh tuan)) cao*.