Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
canh trinh » canh tranh, hanh trinh, canh tinh
thanh chau » thanh cha, thanh cham, thanh chu
doi chieu » doc hieu, doi chi, ho chieu
trinh va » trinh van, trinh vat, trinh ve
va tuong » va thuong, va thong, xa truong
cong ban » cong bang, cong tan, cong dan
cong san » cong tac

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 va tuong ((cong ban) OR (cong san)) thanh chau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - canh trinh va tuong ((cong ban) OR (cong san)) thanh chau".
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - canh trinh va tuong ((cong ban) OR (cong san)) thanh chau*.