Perhaps you should try some spelling variations:
cac phuong » cac truong
cho chinh » chon chinh, che chinh, cuoc chinh
va phuong » va thuong
tuan chau » tran chau, chuan chau, thanh chau
ho chinh » hoc chinh, hoa chinh, do chinh
cong van » cong vang, cong san, song van
van tuan » van quan, van ban, anh tuan

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 ((va phuong) or (cac phuong)) cong van tuan chau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chinh) OR (cho chinh)) sach - canh tranh ((va phuong) OR (cac phuong)) cong van tuan chau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chinh) OR (cho chinh)) sach - canh tranh ((va phuong) or (cac phuong)) cong van tuan chau".
• Adding a wildcard symbol may retrieve word variants: ((ho chinh) OR (cho chinh)) sach - canh tranh ((va phuong) or (cac phuong)) cong van tuan chau*.