Joomla is one the popular Content Management systems on the internet but most of the features of joomla are not Search engine friendly, here is another essential plugin you should install on your Joomla system so that it comes up in search engine.
This plugin will enable searched keywords in get into title and generate meta tags for the searched page.
Download the SEO search plugin for joomla from here ==> http://extensions.joomla.org/extensions/search-a-indexing/site-search/6671
Content Search SEO Plugin for Joomla