A good technique for finding information on the Internet is the use of search engines , or, programs that are capable of searching the contents of websites on the Internet, to locate sites on your topic. Although extremely useful for finding sites devoted to your topic, getting the kinds of results you want can be tricky. Listed here are the some of the most popular search engines available on the Internet, and also listed are places to find tips for getting the best results with each search engine. It is highly recommended that you consult the tips for the search engine that you use to ensure accurate, relevant results. Or, we also have provided a few quick tips to get you started, generally useful for all search engines.
Many search engines use some form of Boolean logic .
Boolean logic uses the words and , or , and not to tell the system how to search. When you use AND , all the search terms must appear in each site found. When you use OR , one or more of the search terms will appear in each site found. When you use NOT , any page that has the NOT term will be dropped from the search results.