Perhaps you should try some spelling variations:
doanh thanh » danh thanh, doanh nhan, dinh thanh
thanh chong » thanh chuong, thanh cong, nhanh chong
thieu xanh » chieu xanh, hieu manh, thien anh
canh doanh » hanh doanh, chinh doanh, doanh doanh
hoc thieu » toc thieu, hoc hien
cong tan » cong tac, cong san, cong thanh

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 thanh chong ((cong tan) or (cong trinh)) phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - canh doanh thanh chong ((cong tan) OR (cong trinh)) phan tu.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - canh doanh thanh chong ((cong tan) or (cong trinh)) phan tu*.