This operator requests that multiple words and phrases all be present in your query results and displays these results at the top of the list
of results. However, most search engines and directories interpret this operator in a way that does not prohibit results that do not include
all the words or phrases.
education AND computer will return documents that contain both the word "computer" and the word "education" in them as
the top results.
allow you to combine words and phrases using the words
- NOT and
(otherwise known as Boolean operators) to limit, widen, or define your search. Most Internet search engines and Web directories default to these
parameters anyway, but a good Web searcher should know how to use basic Boolean operators.