Perhaps you should try some spelling variations:
doi chieu » doc hieu, doi chi, mot chieu
hanh dung » thanh dung, anh dung, hanh dong
dung than » dung thang, dung thanh, dung nhan
kinh dung » tinh dung, dinh dung, kinh dong
dung tang » dung thang, dung trang, dung dang
tang van » dang van, hoang van, trong van
van chat » cao chat

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 dung than kinh dung tang van chat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (toc thieu)) sach - hanh dung than kinh dung tang van chat*.