Perhaps you should try some spelling variations:
nhanh trong » hanh trong, nhan trong, chinh trong
doanh nhanh » doanh nhan, doanh thanh, danh nhan
canh doanh » hanh doanh, chinh doanh, doanh doanh
thieu xanh » chieu xanh, hieu manh, thien danh
thien anh » thien danh, tien anh, thien thanh
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) OR (thien anh)) - canh doanh nhanh trong cong than phan tu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) OR (thien anh)) - canh doanh nhanh trong cong than phan tu".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) OR (thien anh)) - canh doanh nhanh trong cong than phan tu*.