Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
hoc chinh » hoan chinh, hoc sinh, hoc kinh
tranh cua » doanh cua, manh cua
cua nhung » va nhung
ho chinh » cho chinh, hoa chinh, do chinh
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
toan cau » toan cao, toan ban, toan tap

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