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Boolean logic sounds much more intimidating than it actually is.
It's really just a matter of combining keywords or phrases with AND, OR, and NOT to get more precise results. Lexis-Nexis users, in research libraries and newspapers all over the world, have been doing this for years. Let's try a few quick examples. Then try the following searches. As you can see, you can be as straightforward or complex as you want, depending on your needs.