Perhaps you should try some spelling variations:
hoa chinh » hoan chinh, hoa hinh, hoc chinh
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong vang » cong lang, cong quang, cong ngang
ho chinh » hoc chinh, cho chinh, do chinh
cong van » cong san, song van, cong tan
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 (hoa chinh)) sach - canh tranh cua nhung ((cong van) or (cong vang)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chinh) OR (hoa chinh)) sach - canh tranh cua nhung ((cong van) OR (cong vang)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chinh) OR (hoa chinh)) sach - canh tranh cua nhung ((cong van) or (cong vang)) toan ban".
• Adding a wildcard symbol may retrieve word variants: ((ho chinh) OR (hoa chinh)) sach - canh tranh cua nhung ((cong van) or (cong vang)) toan ban*.