Perhaps you should try some spelling variations:
thieu xanh » hieu manh, thien anh, thien danh
chieu xanh » chieu sach, chieu sang, chieu tinh
danh thanh » dinh thanh, dang thanh, nhanh thanh
duong cong » dung cong, luong cong, duong trong
cong thang » cong thanh, cang thang, cong thong
thang phan » thanh phan, thong phan, than phan
danh nhan » doanh nhan, thanh nhan, benh nhan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu xanh) or (chieu xanh)) - canh ((danh thanh) or (danh nhan)) duong cong thang phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (chieu xanh)) - canh ((danh thanh) OR (danh nhan)) duong cong thang phan tu.
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (chieu xanh)) - canh ((danh thanh) or (danh nhan)) duong cong thang phan tu*.