Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
tranh luat » trinh luat, trinh luan, tranh cua
tranh luan » trinh luan, trinh luat, doanh luan
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
cong tinh » cong trinh, cong vinh, long tinh
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 luat) or (tranh luan)) thong cong tinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - canh ((tranh luat) OR (tranh luan)) thong cong tinh toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - canh ((tranh luat) or (tranh luan)) thong cong tinh toan cau*.