Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
doanh cua » doanh luan
cua bang » chua bang, cua ban, cua dang
cong ban » cong bang, cong tan, cong dan
cong san » cong tac
than cau » toan cau, phan cau, 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: hoc thieu xanh - doanh doanh cua bang ((cong ban) OR (cong san)) than cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - doanh doanh cua bang ((cong ban) OR (cong san)) than cau".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - doanh doanh cua bang ((cong ban) OR (cong san)) than cau*.