Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
quan trong » gian trong
canh doan » canh dan, hanh doanh, chan doan
doan quan » doan quang, dan quan, toan quan
ho chieu » theo chieu, hoc thieu, doi chieu
cong san » cong tac
phan cau » phan cac, phan tu, toan cau
phan dau » phan tu, hang dau

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho chieu xanh - canh doan quan trong cong san ((((phan cau) or (phan lap))) or (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - canh doan quan trong cong san ((((phan cau) OR (phan lap))) OR (phan dau)).
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - canh doan quan trong cong san ((((phan cau) or (phan lap))) or (phan dau))*.