Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
canh trinh » canh tranh, hanh trinh, canh tinh
quan duong » tuan duong, quan dong, qua duong
doi chieu » doc hieu, doi chi, ho chieu
quan dung » quang dung, qua dung, quan dong
cong luan » cong tuan, dong luan, cong luong
tong luan » tang luan, dung luan, hang luan
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu xanh - canh trinh ((quan dung) OR (quan duong)) ((cong luan) or (tong luan)) phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - canh trinh ((quan dung) OR (quan duong)) ((cong luan) OR (tong luan)) phan cau*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - canh trinh ((quan dung) OR (quan duong)) ((cong luan) or (tong luan)) phan cau*".