Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, hieu lang
nhung cong » dung cong, thong cong, hang cong
tranh cua » doanh cua, manh cua
cua nhung » va nhung
ho chieu » theo chieu, hoc thieu, doi chieu
cong tac » cong ty
phan cau » phan tu, phan lap, toan cau
phan dau » phan tu, hang dau
phan cac » nhan cach, phan lap, phan van

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sang - canh tranh cua nhung cong tac ((((phan cau) OR (phan dau))) OR (phan cac))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sang - canh tranh cua nhung cong tac ((((phan cau) OR (phan dau))) or (phan cac))~".
• Adding a wildcard symbol may retrieve word variants: ho chieu sang - canh tranh cua nhung cong tac ((((phan cau) OR (phan dau))) or (phan cac))*.