Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
chua xang » chua nang, chuc nang, chu bang
hanh tang » hanh trang, anh tang, hanh mang
cua nhung » va nhung
manh toan » thanh toan, anh tuan, tinh toan
tang cua » mang cua, hang cua, tang luan
van tan » van tuan, van ban, van tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: cho ((chieu sach) or (chua xang)) - hanh tang cua nhung cong ((manh toan) or (van tan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho ((chieu sach) OR (chua xang)) - hanh tang cua nhung cong ((manh toan) OR (van tan)) cau.
• Adding a wildcard symbol may retrieve word variants: cho ((chieu sach) or (chua xang)) - hanh tang cua nhung cong ((manh toan) or (van tan)) cau*.