!!! Overview
[{$pagename}] is a [software system|Application] that is designed to search for information on the [World Wide Web]. [{$pagename}] search results are generally presented in a line of results often referred to as [Search Engine Results Pages] (SERPs). The information may be a mix of web pages, images, and other types of files. Some search engines also mine data available in [databases] or open directories. Unlike web directories, which are maintained only by human editors, [{$pagename}] also maintain real-time information by running an [algorithm] on a web crawler. 

[Internet] [data] that is not capable of being searched by a web search engine is generally described as the deep web.

!! More Information
There might be more information for this subject on one of the following:
[{ReferringPagesPlugin before='*' after='\n' }]