Perhaps you should try some spelling variations:
thien chinh » tien thinh, thien chien, thi chinh
hoang van » hang va
ban cong » bang cong, van cong, phan cong
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap
van cua » vang cua, ban cua, dan cua

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) or (tai chinh)) sach - hoang van cua ban cong dan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thien chinh) OR (tai chinh)) sach - hoang van cua ban cong dan toan cao.
• Adding a wildcard symbol may retrieve word variants: ((thien chinh) or (tai chinh)) sach - hoang van cua ban cong dan toan cao*.