Perhaps you should try some spelling variations:
chinh chau » chinh cho, chinh phu, minh chau
tranh van » tran van, trinh van, thanh van
dang cong » dung cong
chinh cau » chinh ca, chinh can, chinh tai
ho chieu » theo chieu, hoc thieu, doi chieu
van dang » van dong, van dung, van nang
cong san » cong tac
doi chi » doi khi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) or (doi chi)) sach - canh tranh van dang cong san ((chinh cau) or (chinh chau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doi chi)) sach - canh tranh van dang cong san ((chinh cau) OR (chinh chau)).
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (doi chi)) sach - canh tranh van dang cong san ((chinh cau) or (chinh chau))*.