Perhaps you should try some spelling variations:
trinh cuong » trinh chuong, trinh cong, trinh duong
dung truong » duong truong, dung trong, dung trung
truong luan » truong quan, truong luat, truong quang
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
canh trinh » canh tranh, hanh trinh, canh tinh
cuong dung » tuong duong, ung dung, thong dung
van cau » van dau, van hau, van chat

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) or (chieu sach)) - canh trinh cuong dung truong luan van cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu xanh) OR (chieu sach)) - canh trinh cuong dung truong luan van cau*.