Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phuong hoang
phung cong » nhung cong, phong cong, nhung chong
chinh cua » chinh ca, chinh sua, hinh cua
theo chu » theo chieu, cho chu, chao chu
chu sach » cau sach, thu sach, chieu sach
van toan » van tuan, van tan, van thanh
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chu sach - hanh chinh cua ((phuong cong) or (phung cong)) van toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu sach - hanh chinh cua ((phuong cong) OR (phung cong)) van toan ban.
• Adding a wildcard symbol may retrieve word variants: theo chu sach - hanh chinh cua ((phuong cong) or (phung cong)) van toan ban*.