Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, ho chieu
van nang » van quang, van ban, van dong
cong san » cong tac
san tuan » van tuan, san luan, san quan
va nang » da nang, cam nang, kha nang
tuan cu » tuan tu, quan cua, tuan thu

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu xanh - canh tranh ((va nang) or (van nang)) cong san tuan cu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - canh tranh ((va nang) OR (van nang)) cong san tuan cu.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - canh tranh ((va nang) or (van nang)) cong san tuan cu*.