Perhaps you should try some spelling variations:
thien danh » thien anh, thien dang, thien thanh
chieu xanh » chieu sach, chieu sang, chieu tinh
tranh cua » doanh cua, manh cua
cua nhung » va nhung
thanh cau » thanh chau, thanh mau, nhanh cau
cong van » cong vang, cong san, cong tan
song van » hoang van, trong van, duong van

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thien danh) or (chieu xanh)) - canh tranh cua nhung ((cong van) OR (song van)) thanh cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thien danh) OR (chieu xanh)) - canh tranh cua nhung ((cong van) OR (song van)) thanh cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thien danh) or (chieu xanh)) - canh tranh cua nhung ((cong van) OR (song van)) thanh cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((thien danh) or (chieu xanh)) - canh tranh cua nhung ((cong van) OR (song van)) thanh cau*.