Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
chiet tach » chieu sach
hanh tang » hanh trang, anh tang, hanh mang
tang luan » dung luan
luan nang » luan van, van nang, luan san
nang cong » nang song, dang cong, bang cong
cong san » cong tac
san tuan » van tuan, san luan, san quan
tuan cao » toan cao, juan cao, quang cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu xanh) or (chiet tach)) - hanh tang luan nang cong san tuan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chiet tach)) - hanh tang luan nang cong san tuan cao.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chiet tach)) - hanh tang luan nang cong san tuan cao*.