Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
canh trinh » canh tranh, hanh trinh, canh tinh
luan hoang » luan hoan, quan hoang, tuan hoang
doi chieu » doc hieu, doi chi, ho chieu
quan dung » quang dung, quan duong, qua dung
cong luan » tong luan, cong tuan, dong luan
hoang tu » hoang thu, hoang vu, hoang tuan

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 (su dung)) cong luan hoang tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - canh trinh ((quan dung) OR (su dung)) cong luan hoang tu.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - canh trinh ((quan dung) or (su dung)) cong luan hoang tu*.