Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
canh doanh » hanh doanh, chinh doanh, doanh doanh
hieu manh » chieu xanh, hieu nganh, dieu hanh
doanh cua » doanh luan
bang cong » dang cong, bang song, hang cong
hoc hieu » hoc thieu, hoc hien, doc hieu
vat phan » va phan, van phan, sat phan
phan cau » phan dau, phan cac, phan tu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc hieu manh - canh doanh cua ((nhung cong) or (bang cong)) vat phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hieu manh - canh doanh cua ((nhung cong) OR (bang cong)) vat phan cau*.