Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
nhung cong » dung cong, thong cong, hang cong
cho chinh » chon chinh, che chinh, cuoc chinh
tran chau » tranh chap, tran huu
ho chinh » hoc chinh, hoa chinh, do chinh
tranh va » tranh van, trang va, trinh va
cong tan » cong tac, cong san, cong thanh
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 (cho chinh)) sach - hanh tranh va nhung cong tan ((tran chau) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chinh) OR (cho chinh)) sach - hanh tranh va nhung cong tan ((tran chau) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chinh) OR (cho chinh)) sach - hanh tranh va nhung cong tan ((tran chau) or (toan ban))".
• Adding a wildcard symbol may retrieve word variants: ((ho chinh) OR (cho chinh)) sach - hanh tranh va nhung cong tan ((tran chau) or (toan ban))*.