Perhaps you should try some spelling variations:
phung cong » nhung cong, phong cong, nhung chong
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh chap » trinh chat
tranh cua » doanh cua, manh cua
cua phung » cua phuong, cua nhung, cua chung
chi sang » chi lang, chieu sang, chi chang
cong san » cong tac
tran cau » tran chau, ran cau, tra cau
toan cau » toan cao, toan ban, toan tap
doi chi » doi khi

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: doi chi sang - hanh tranh cua phung cong san ((((tran cau) OR (toan cau))) OR (tranh chap))~.
• Adding a wildcard symbol may retrieve word variants: doi chi sang - hanh tranh cua phung cong san ((((tran cau) or (toan cau))) or (tranh chap))*.