Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh tinh » thanh binh, nhanh tinh, than kinh
quang hanh » quang thanh, quang khanh, quan hanh
cong thanh » dong thanh, cong trinh, cong tan
doi chieu » doc hieu, doi chi, ho chieu
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 - thanh tinh quang hanh ((((cong san) or (cong ty))) or (cong thanh)) phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - thanh tinh quang hanh ((((cong san) OR (cong ty))) OR (cong thanh)) phan tu.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - thanh tinh quang hanh ((((cong san) or (cong ty))) or (cong thanh)) phan tu*.