Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
canh doanh » hanh doanh, chinh doanh, doanh doanh
doanh cua » doanh luan
hang nong » thang long, han tong
dung cong » dung trong
dan thai » dang thai, dan thi, dan than
thai cao » tai cao, thoai cac, thuat cao

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu xanh) OR (chieu sang)) - canh doanh cua ((hang nong) or (dung cong)) dan thai cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (chieu sang)) - canh doanh cua ((hang nong) OR (dung cong)) dan thai cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((chieu xanh) OR (chieu sang)) - canh doanh cua ((hang nong) or (dung cong)) dan thai cao".
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) OR (chieu sang)) - canh doanh cua ((hang nong) or (dung cong)) dan thai cao*.