There is a search box on full content pages so you can search for something else! Look over to the right sidebar on this page.
In addition to that you may copy this link into your browser and add whatever search term you are looking for after the equal sign. You may want to use hyphens (-) for spaces:
You will be searching R3publican content database and tags only. Of course there are all sorts of other search mechanisms for broader searches then this site like Bing, Google, Yahoo and others.