Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
tranh luan » trinh luan, trinh luat, doanh luan
hoc thieu » toc thieu, hoc hien
luan kinh » xuan kinh, luat kinh, luan chinh
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
toan cau » toan cao, toan ban, toan tap

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 - canh tranh luan kinh ((cong dan) or (cong san)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - canh tranh luan kinh ((cong dan) OR (cong san)) toan cau*.