Perhaps you should try some spelling variations:
thien chinh » tien thinh, thien chien, thi chinh
nguong dan » huong dan
hanh manh » hanh mang, lanh manh, hoang manh
cua thang » cua hang, cua thanh, cua thuong
xua thang » xuan thang, xuan thanh, xuan trang
nong dan » cong dan, nong san, huong dan
toan cao » toan ban, toan tap

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: thien chinh sach - hanh manh ((cua thang) OR (xua thang)) ((nong dan) OR (nguong dan)) toan cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thien chinh sach - hanh manh ((cua thang) or (xua thang)) ((nong dan) OR (nguong dan)) toan cao~".
• Adding a wildcard symbol may retrieve word variants: thien chinh sach - hanh manh ((cua thang) or (xua thang)) ((nong dan) OR (nguong dan)) toan cao*.