Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
chiet tach » chieu sach
tranh luan » trinh luan, trinh luat, doanh luan
luan nhung » luan chung, luan hung, quan nhung
nhung cong » dung cong, thong cong, hang cong
van tang » van thang, van trang, van tan
van nang » van quang, van ban, van dong

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chiet tach)) - canh tranh luan nhung cong ((van tang) OR (van nang)) ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) or (chiet tach)) - canh tranh luan nhung cong ((van tang) OR (van nang)) ban~".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chiet tach)) - canh tranh luan nhung cong ((van tang) OR (van nang)) ban*.