Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu xanh » chieu sach, chieu sang, chieu tinh
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan ban » van ban
tinh » trinh, dinh, minh

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((((chieu xanh) or (trieu tinh))) or (chinh sach)) - canh tranh cua nhung cong san toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((chieu xanh) OR (trieu tinh))) OR (chinh sach)) - canh tranh cua nhung cong san toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc ((((chieu xanh) or (trieu tinh))) or (chinh sach)) - canh tranh cua nhung cong san toan ban*.