Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hoc thieu » hoc hien
nhan dang » nhan dan, phan dang, tran dang
cua nhung » va nhung
van thanh » ban thanh, van tuan
dang cua » dung cua, dong cua, mang cua
dan than » dan chan, ban than, van than

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc thieu) or (toc thieu)) sach - nhan dang cua nhung cong ((dan than) or (van thanh)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (toc thieu)) sach - nhan dang cua nhung cong ((dan than) OR (van thanh)) cau.
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (toc thieu)) sach - nhan dang cua nhung cong ((dan than) or (van thanh)) cau*.