Many controversial topics assigned for papers are quite broad. A few examples:
While you can use these terms in your searches, you will probably need to add some keywords to help narrow your topic:
You may also want to use exact phrases to narrow your search, by enclosing the phrases inside quotation marks:
Do you need Peer Reviewed or Scholarly sources only?
Look for an option to refine your search; it will usually be a checkbox or a facet you can select.
Here's how it looks on a set of OneSearch article results:
CSUSB OneSearch offers a quick all-in-one search of the library's resources. Use OneSearch's options to focus your search on books, articles, streaming media, and much more.
The words “pro” and “con” are usually not good keywords. Try one of these in combination with your topic keywords instead:
Keywords that may help you find a "con" opinion:
Keywords that may help you find a "pro" opinion: