Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
doanh cua » doanh luan
dung cong » dung trong
cong danh » cuong danh, cong dan, cong thanh
cua dung » cua dang, cua dong, qua dung
phap cau » phan cau, phap ca, phap cac
pha cau » phan cau, pha cac, phan cac

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 sang)) - toan doanh cua dung cong danh ((phap cau) OR (pha cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (chieu sang)) - toan doanh cua dung cong danh ((phap cau) OR (pha cau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu xanh) or (chieu sang)) - toan doanh cua dung cong danh ((phap cau) OR (pha cau))".
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) or (chieu sang)) - toan doanh cua dung cong danh ((phap cau) OR (pha cau))*.