Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
che chinh » te chinh
minh tuan » anh tuan
cua nhung » va nhung
ho chinh » hoc chinh, cho chinh, hoa chinh
cong san » cong tac
san toan » van toan, dan toan, manh toan
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: ((ho chinh) or (che chinh)) sach - ((minh tuan) or (canh tranh)) cua nhung cong san toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chinh) OR (che chinh)) sach - ((minh tuan) OR (canh tranh)) cua nhung cong san toan ban.
• Adding a wildcard symbol may retrieve word variants: ((ho chinh) or (che chinh)) sach - ((minh tuan) or (canh tranh)) cua nhung cong san toan ban*.