Perhaps you should try some spelling variations:
thien chinh » tien thinh, thien chien, thi chinh
tranh cua » manh cua
doanh cua » doanh luan
dang cong » dung cong
tran manh » tran minh, tran thanh, tran van
cong san » cong tac
than man » than ma, thanh san, than phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: thien chinh sach - hanh ((tranh cua) or (doanh cua)) dang cong san ((than man) or (tran manh))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thien chinh sach - hanh ((tranh cua) OR (doanh cua)) dang cong san ((than man) OR (tran manh)).
• Adding a wildcard symbol may retrieve word variants: thien chinh sach - hanh ((tranh cua) or (doanh cua)) dang cong san ((than man) or (tran manh))*.