Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
chua xang » chua nang, chuc nang, chu bang
hanh tang » hanh trang, anh tang, hanh mang
tang luan » dung luan
luan hang » luan nang, luan han, luan hung
hang cong » dang cong, hang nong, bang cong
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
toan ban » van 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 ((chua xang) or (chieu sach)) - hanh tang luan hang cong manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chua xang) OR (chieu sach)) - hanh tang luan hang cong manh toan ban.
• Adding a wildcard symbol may retrieve word variants: theo ((chua xang) or (chieu sach)) - hanh tang luan hang cong manh toan ban*.