I've follow this tutorial to sync data from Active Directory to SP 2013 : http://www.boostsolutions.com/blog/introduction-of-sharepoint-2013-active-directory-import/ And I've got this connection: 
Then I've follow this tutorial to create simple people directory, but I've got 0 result from search. It should be alot of resuft, but I don't see it. Is it because my Sharepoint 2013 not sync with Active Directory or is there something went wrong?