Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
canh trinh » canh tranh, hanh trinh, canh tinh
trinh vat » trinh van, trinh luat, sinh vat
vat nhung » va nhung, vap nhung, vai nhung
cong doan » cong hoan, dong doanh, cong san
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
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: ho chieu sang - canh trinh vat nhung ((cong doan) or (((cong dan) OR (cong tan)))) phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - canh trinh vat nhung ((cong doan) OR (((cong dan) OR (cong tan)))) phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sang - canh trinh vat nhung ((cong doan) or (((cong dan) OR (cong tan)))) phan cau".
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - canh trinh vat nhung ((cong doan) or (((cong dan) OR (cong tan)))) phan cau*.