Perhaps you should try some spelling variations:
chinh doanh » kinh doanh
thieu xanh » chieu xanh, hieu manh, thien anh
doanh luan » doanh nhan
nhung cong » dung cong, thong cong, nhung don
hoc thieu » toc thieu, hoc hien
hang cong » dang cong, hang nong, bang cong
toan cao » toan tap
toan ban » van ban

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 - chinh doanh luan ((nhung cong) OR (hang cong)) dan ((toan cao) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - chinh doanh luan ((nhung cong) OR (hang cong)) dan ((toan cao) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - chinh doanh luan ((nhung cong) OR (hang cong)) dan ((toan cao) or (toan ban))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - chinh doanh luan ((nhung cong) OR (hang cong)) dan ((toan cao) or (toan ban))*.