Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu sach » chinh sach, chiet tach, chieu sang
thanh phan » thanh pho, thanh san, thanh toan
toc chieu » toc thieu, doc hieu, hoc thieu
hanh tran » hanh trang, thanh tran, hanh tram
van nhung » van nhuong, va nhung, van hung
tran van » luan van
cong ban » cong bang, cong san, cong tan

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc chieu sach - hanh tran van nhung cong ban ((thanh phan) or (tinh toan))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc chieu sach - hanh tran van nhung cong ban ((thanh phan) OR (tinh toan))*.