546791 search for duplicates software

we have many PDF files. which contain a list of People's names and their addresses. i need a software, where i attach a directory of pdf files. the software will do the following 1. import all the names, addresses and other details into a Database (access) 2. it will also store the file name it was imported from. 3. it will be give me a report and tell me if it found duplicate names, based on ... Full name , Fullname and address, Full name and/or other db fields. this is a social project , since this is to be for elections in our village and we want to avoid bogus and duplicate votes.