Find people in the deep web

Locating someone on the web is not only a matter of google search.
There are many websites with huge records of people which are not indexed in google. They either don't allow this or their databases are browsable only by POST requests.
If you want to search automatically, there are search engines specialized in this such as: pipl.com and nameslocator.com. In many cases you'll find more with these than with google.