Perhaps you should try some spelling variations:
thuat nhung » thuat hung, thuat chung, thuat chuong
nhung cong » dung cong, thong cong, hang cong
lang thang » cang thang, dang thanh, hung thang
thanh con » thanh cong, thanh son, thanh cuong
con thuat » hoc thuat, cac thuat, con chua
cong lang » cong vang, cong luong, cong quang
thang dat » thanh dat, hang dau, thang tam
doc hieu » hoc thieu, hoc hien

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 (toc thieu)) sach - thanh con thuat nhung cong lang thang dat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((doc hieu) OR (toc thieu)) sach - thanh con thuat nhung cong lang thang dat*.