Perhaps you should try some spelling variations:
doanh doanh » doanh hoan, doanh thanh, dong doanh
hieu manh » chieu xanh, hieu nganh, dieu hanh
bien tinh » bi tinh, yen tinh, diep tinh
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung
cong tap » cuong tap, cong tac, cong tan
tap doan » tap quan
doan cao » doanh cao, toan cao, doan cap
toan » tran

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((hieu manh) or (bien tinh)) - ((doanh doanh) OR (toan doanh)) cua dung cong tap doan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((hieu manh) OR (bien tinh)) - ((doanh doanh) OR (toan doanh)) cua dung cong tap doan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((hieu manh) or (bien tinh)) - ((doanh doanh) OR (toan doanh)) cua dung cong tap doan cao".
• Adding a wildcard symbol may retrieve word variants: ho ((hieu manh) or (bien tinh)) - ((doanh doanh) OR (toan doanh)) cua dung cong tap doan cao*.