Perhaps you should try some spelling variations:
canh doanh » hanh doanh, chinh doanh, doanh doanh
tien manh » tien anh, tien thanh, tieng anh
doanh cua » doanh luan
dung cong » dung trong
bang cong » dang cong, bang song, hang cong
hoc tien » hoc tieng, hoc hien, hoc vien
vat phan » va phan, 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 tien manh - canh doanh cua ((dung cong) or (bang cong)) vat phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc tien manh - canh doanh cua ((dung cong) OR (bang cong)) vat phan tu*.