Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
canh trinh » canh tranh, hanh trinh, canh tinh
doi chieu » doc hieu, doi chi, ho chieu
vat nhung » vap nhung, vai nhung, ve nhung
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
phan cau » phan dau, phan cac, phan tu

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 ((vat nhung) OR (va nhung)) cong dan phan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - canh trinh ((vat nhung) OR (va nhung)) cong dan phan cau".
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - canh trinh ((vat nhung) OR (va nhung)) cong dan phan cau*.