Perhaps you should try some spelling variations:
chieu sang » chieu xanh, hieu lang, nhieu tang
chieu sach » chinh sach, chiet tach, chieu xanh
hanh dung » thanh dung, anh dung, hanh dong
dung cong » dung trong
van thang » van thanh, van khang, van hang
thang cau » hang cau, thong cau, thanh chau
dung lan » dung luan, dung land, dung lam
lan dung » van dung, dan dung, lan hung
cong van » cong vang, cong san, song van

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu sang) or (chieu sach)) - hanh dung lan dung cong van thang cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sang) OR (chieu sach)) - hanh dung lan dung cong van thang cau.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sang) or (chieu sach)) - hanh dung lan dung cong van thang cau*.