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There are two ways to create advanced searches using Boolean operators in the databases. The first is to use the basic/simple search option (the default for most databases). If you want to find information on teenagers and video games, but not articles that talk about violence, you might enter a search like this into the search box:
But it can be hard to remember how to do all of that formatting, so as a second alternative you could use the advanced search option in the database you're searching. The dropdowns next to the search boxes can be changed to AND, OR, or NOT.
Adapted from design by UC San Diego Library.