Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
doanh luan » doanh nhan
hoc thieu » toc thieu, hoc hien
cong lang » cong vang, cong luong, cong quang
ban cong » bang cong, van cong, phan cong
toan ban » van ban
tan ban » tang ban, van ban, can 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 - kinh ((doanh cua) or (doanh luan)) ban cong lang ((tan ban) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - kinh ((doanh cua) OR (doanh luan)) ban cong lang ((tan ban) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - kinh ((doanh cua) or (doanh luan)) ban cong lang ((tan ban) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - kinh ((doanh cua) or (doanh luan)) ban cong lang ((tan ban) OR (toan ban))*.