Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
thanh toan » thanh hoa, tinh toan
hanh tang » hanh trang, anh tang, hanh mang
cua nhung » va nhung
theo chu » theo chieu, cho chu, chao chu
chu sach » cau sach, thu sach, chieu sach
tang cua » mang cua, hang cua, tang luan

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 tang cua nhung cong ((thanh toan) or (thanh san)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu sach - hanh tang cua nhung cong ((thanh toan) OR (thanh san)) cau.
• Adding a wildcard symbol may retrieve word variants: theo chu sach - hanh tang cua nhung cong ((thanh toan) or (thanh san)) cau*.