Perhaps you should try some spelling variations:
thien chinh » tien thinh, thien chien, thi chinh
hanh mang » nhanh mang, hanh trang, nhanh lang
nhan dang » nhan dan, phan dang, tran dang
cua dang » cua cong
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

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 mang) or (nhan dang)) ((cua dang) or (cua ban)) cong dan than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thien chinh sach - ((hanh mang) OR (nhan dang)) ((cua dang) OR (cua ban)) cong dan than cau.
• Adding a wildcard symbol may retrieve word variants: thien chinh sach - ((hanh mang) or (nhan dang)) ((cua dang) or (cua ban)) cong dan than cau*.