Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
quang dung » quang trung, ung dung, cuong dung
canh manh » lanh manh, cach mang, van manh
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
cong san » cong tac
toan cau » toan cao, toan ban, toan tai
toan tap » toan ban

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - ((canh manh) or (canh tranh)) quang dung cong san ((toan cau) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - ((canh manh) OR (canh tranh)) quang dung cong san ((toan cau) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((canh manh) or (canh tranh)) quang dung cong san ((toan cau) or (toan tap))*.