Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
canh trinh » canh tranh, hanh trinh, canh tinh
trinh quan » tinh quang, trinh luat, trinh han
doi chieu » doc hieu, doi chi, ho chieu
quan dung » quang dung, quan duong, qua dung
cong tuan » cong tan, cong luan, cong thanh
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 ((cong tuan) 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 ((cong tuan) OR (tong luan)) phan cau.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - canh trinh quan dung ((cong tuan) or (tong luan)) phan cau*.