Perhaps you should try some spelling variations:
thinh sach » chinh sach, tinh sach, sinh sach
hanh manh » hanh mang, lanh manh, hoang manh
bang cong » dang cong, bang song, hang cong
manh cua » doanh cua, ban cua
cua bang » chua bang, cua ban, cua dang
cong tac » cong ty
toan ban » van ban
toan cao » toan tap
tien » tieng, bien, vien

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

• Performing a fuzzy search may retrieve terms with similar spellings: tien thinh sach - hanh manh cua bang cong tac ((toan ban) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tien thinh sach - hanh manh cua bang cong tac ((toan ban) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: tien thinh sach - hanh manh cua bang cong tac ((toan ban) or (toan cao))*.