Perhaps you should try some spelling variations:
cuoc chinh » hoc chinh, quoc thinh, cuoc chien
dang cong » dung cong
bac thanh » ban thanh, cac thanh, tai thanh
thanh cau » thanh chau, thanh mau, nhanh cau
trang va » hang va
tran van » luan van
cong bac » cong tac, dong bac, cong cac

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: cuoc chinh sach - hanh ((trang va) OR (tran van)) dang cong bac thanh cau~.
• Adding a wildcard symbol may retrieve word variants: cuoc chinh sach - hanh ((trang va) or (tran van)) dang cong bac thanh cau*.