Perhaps you should try some spelling variations:
doanh nhanh » doanh nhan, danh thanh, doanh doanh
doanh thanh » danh thanh, doanh nhan, dinh thanh
thieu xanh » chieu xanh, hieu manh, thien anh
thang cong » thanh cong, thang long, thong cong
hoc thieu » toc thieu, hoc hien
danh nhan » doanh nhan, thanh nhan, benh nhan
cong than » cong thanh, cong thang, cong tan
than phan » thanh phan, toan phan, thanh pham

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 - canh ((((doanh nhanh) OR (doanh thanh))) or (danh nhan)) thang cong than phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - canh ((((doanh nhanh) OR (doanh thanh))) OR (danh nhan)) thang cong than phan tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - canh ((((doanh nhanh) OR (doanh thanh))) or (danh nhan)) thang cong than phan tu".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - canh ((((doanh nhanh) OR (doanh thanh))) or (danh nhan)) thang cong than phan tu*.