Perhaps you should try some spelling variations:
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
tranh cua » doanh cua, manh cua
duong van » duong va, luong va, dang van
thanh lap » thanh san, phan lap, thanh hai
cua song » cua cong, qua song, cua dong
song van » hoang van, trong van, dang 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 xanh) OR (chieu sach)) - canh tranh cua song ((song van) or (duong van)) thanh lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (chieu sach)) - canh tranh cua song ((song van) OR (duong van)) thanh lap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu xanh) OR (chieu sach)) - canh tranh cua song ((song van) or (duong van)) thanh lap".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) OR (chieu sach)) - canh tranh cua song ((song van) or (duong van)) thanh lap*.