Perhaps you should try some spelling variations:
thien chinh » tien thinh, thien chien, thi chinh
tinh sang » tinh trang, trinh san, tinh son
luan dong » luan cong, quan dong, luan nong
dong cong » duong cong, dung cong, dang cong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan tap » toan ban

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 - ((tinh quang) or (tinh sang)) luan dong cong dan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thien chinh sach - ((tinh quang) OR (tinh sang)) luan dong cong dan toan tap*.