Perhaps you should try some spelling variations:
hung vuong » hoang vuong
doi chieu » doc hieu, doi chi, mot chieu
chinh cam » chinh ca, chinh can, chinh cau
vuong dan » huong dan, tuong dan, xuong dan
cam hung » cac chung, cam nang, van hung
van chat » cao chat
dan van » dang van, doan van, dao van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((doi chieu) or (toc thieu)) sach - hanh chinh cam hung vuong dan van chat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (toc thieu)) sach - hanh chinh cam hung vuong dan van chat*.