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ENG 110 / ENG 112: College English - Fall 2019: Boolean Operators

Boolean Operators

Use the Boolean operators AND, OR, & NOT with your keywords or phrases to create a search

  • AND narrows your search to produce fewer results
  • OR expands your search to give you more results
  • NOT excludes a concept and will narrow your search

Topic:  Are safe injection sites a good response to the opioid crisis?

Combine synonyms with OR to expand your search: Opiates or Opioid

Combine concepts with AND to narrow your search:  Safe injection sites and opiates

This is what a search would look like in a database:








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