Perhaps you should try some spelling variations:
chinh chau » chinh cau, chinh cho, chinh phu
chau nhung » chau hung, cua nhung, tham nhung
nhung cong » dung cong, thong cong, hang cong
doc hieu » toc thieu, hoc thieu, hoc hien
ho chieu » theo chieu, hoc thieu, doi chieu
dan toan » van toan, dan than, manh toan
dan chan » dan gian, dan ca, van chat

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doc hieu) or (ho chieu)) sach - hanh chinh chau nhung cong ((dan toan) or (dan chan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (ho chieu)) sach - hanh chinh chau nhung cong ((dan toan) OR (dan chan)) cau.
• Adding a wildcard symbol may retrieve word variants: ((doc hieu) or (ho chieu)) sach - hanh chinh chau nhung cong ((dan toan) or (dan chan)) cau*.