If you got too few results try one or more of these tips:
Use an OR with synonyms to broaden your search
Consult a thesaurus or index for more search terms
Reduce the number of concepts
Use more general terms
Use truncation to get variations or alternate spellings of your term
Use the broadest search possible (usually Keywords in most databases)
Check your spelling
Check to see if you used AND and OR properly
Check to see if you are using the best database for your topic
If you get too many results try one or more of these tips:
Use an AND to narrow your search
Use more precise terms
Use subject headings instead of Keywords
Consult a thesaurus or index for more narrower terms
Remove truncation
Search in a specific field, such as the Subject or Title field, instead of searching Keywords
Use limits such as language, years or document type.
Use the criteria RADAR to evaluate sources. Ask yourself the questions associated with each area of Relevance, Authority, Date, Appearance and Reason. Using the criteria will help you determine if the source you have found is suitable for your research needs.
Information and graphics used for RADAR were adapted from
Jane Mandalios (2013). RADAR: An approach for helping students evaluate Internet sources. And from Western Libraries of Western University.