Perhaps you should try some spelling variations:
trinh tuong » trinh truong, trinh thuong, trinh duong
chieu xanh » chieu sach, chieu sang, chieu tinh
canh trinh » canh tranh, hanh trinh, canh tinh
duong cong » dung cong, luong cong, duong trong
doi chieu » doc hieu, doi chi, ho chieu
cong luan » tong luan, cong tuan, dong luan
phan cau » phan dau, phan tu, phan lap
phan cac » nhan cach, phan dau, phan lap

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 tuong duong cong luan ((phan cau) or (phan cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - canh trinh tuong duong cong luan ((phan cau) OR (phan cac))*.