Perhaps you should try some spelling variations:
nhung doanh » nhung danh, dung doanh, nhung don
theo chieu » theo tieu, ho chieu, theo chu
hang doanh » hanh doanh, van doanh, dung doanh
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
cua nhung » va nhung
cong san » cong tac
san than » sang than, san thanh, ban than
than cao » toan cao, thai cao, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((theo chieu) or (hoc thieu)) tinh - ((hang doanh) OR (nhung doanh)) cua nhung cong san than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (hoc thieu)) tinh - ((hang doanh) OR (nhung doanh)) cua nhung cong san than cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) or (hoc thieu)) tinh - ((hang doanh) OR (nhung doanh)) cua nhung cong san than cao".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) or (hoc thieu)) tinh - ((hang doanh) OR (nhung doanh)) cua nhung cong san than cao*.