Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
doi chieu » doc hieu, doi chi, ho chieu
canh manh » canh tranh, cach mang, van manh
lanh manh » lanh tranh, lan anh, van manh
cua nhung » va nhung
cong danh » cuong danh, cong thanh, cong khanh
cong dan » cong san, cong tan, huong dan

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 sang - ((canh manh) OR (lanh manh)) cua nhung ((cong danh) or (cong dan)) phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sang - ((canh manh) OR (lanh manh)) cua nhung ((cong danh) OR (cong dan)) phan tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sang - ((canh manh) OR (lanh manh)) cua nhung ((cong danh) or (cong dan)) phan tu".
• Adding a wildcard symbol may retrieve word variants: doi chieu sang - ((canh manh) OR (lanh manh)) cua nhung ((cong danh) or (cong dan)) phan tu*.