Perhaps you should try some spelling variations:
nhuong cong » nhung cong, luong cong, duong cong
theo chieu » theo tieu, ho chieu, theo chu
chieu xanh » chieu sach, chieu sang, chieu tinh
van nhuong » van chuong, van phuong, van huong
tranh van » tran van, trinh van, thanh van
cong san » cong tac
toan ban » van ban

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

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