Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
cho chinh » chon chinh, che chinh, cuoc chinh
tranh cua » doanh cua, manh cua
cua nhung » va nhung
san chang » ban hang, van khang, san chay
ho chinh » hoc chinh, hoa chinh, do chinh
dan chan » dan gian, dan ca, van chat

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 (cho chinh)) sach - canh tranh cua nhung cong ((san chang) or (dan chan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chinh) OR (cho chinh)) sach - canh tranh cua nhung cong ((san chang) OR (dan chan)) cau.
• Adding a wildcard symbol may retrieve word variants: ((ho chinh) or (cho chinh)) sach - canh tranh cua nhung cong ((san chang) or (dan chan)) cau*.