Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
doanh nhanh » doanh nhan, doanh thanh, danh nhan
nhanh chong » thanh cong, khanh phong
thieu xanh » chieu xanh, thien anh, thien danh
chong cong » cong cong, thong cong, cuong cong
hieu manh » chieu xanh, hieu nganh, dieu hanh
cong san » cong tac
san phan » san pham, van phan, sat phan

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 (hieu manh)) - doanh doanh nhanh chong cong san phan tu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) OR (hieu manh)) - doanh doanh nhanh chong cong san phan tu".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) OR (hieu manh)) - doanh doanh nhanh chong cong san phan tu*.