FaganFinder is a terrific search engine site, with many, many options for fine-tuning your search. Here is part of their explanation:
Basics of Fagan Finder
To use Fagan Finder’s search tools, type text into the textbox at the top of any of the search pages (includes the home page). Then select which option you want to use, and click on the ‘go’ button located beside the textbox. To use more specific options, click on one of the links. When you go to a different page on Fagan Finder, your search text will still be there.
More than Basics
Fagan Finder is made of of three sections. The largest section is the search tools section (see below). This includes pages for searching images, news, science, and others. The second section, is information about searching. This section is located here. The third and smallest section, is the “site” section (located here), which includes this page, and other pages relating to Fagan Finder.