We prepared these documents to help users understand the differences between some of the most popular search engines. Usually, there will be an open text entry window in which to type a word, combination of words, or a phrase. See reference below. Either next to or below the text entry window, you will see a button in which initiates the search. If you would like to utilize the more complex search capabilities of a search engine, many offer support for a wide range of Boolean search operators.
Most browsers offer a full range of Boolean search operators to allow for very specific searching.
Below is a list of Boolean Operators. Each search engine may offer different ones than these. You can usually find this type of list through the help section of most browsers.