Perhaps you should try some spelling variations:
thang cong » thanh cong, thang long, thong cong
doi chieu » doc hieu, doi chi, mot chieu
hanh dung » thanh dung, anh dung, hanh dong
van thang » van thanh, van khang, van hang
cong lang » cong vang, cong luong, cong quang
lang phan » nang phan, lang thang, lang phong
dung van » duong van, dung va, dang 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 dung van thang cong lang phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doi chieu) OR (toc thieu)) sach - hanh dung van thang cong lang phan tu*.