Need a little more info? Check out Xavier University's "Qualitative vs Quantitative Research" chart.
Boolean Operator: | What it does: | Example: |
AND |
all keywords will appear narrows your search (fewer results) |
chocolate AND hazelnut **will return results that contain BOTH terms |
OR |
either keyword will appear broadens your search (more results) |
chocolate OR hazelnut **will return results that contain EITHER term |
NOT |
removes keyword from your search narrows your search (fewer results) |
chocolate NOT hazelnut **will return results that contain ONLY chocolate |
"Phrase Search" |
searches for an exact phrase narrows your search (fewer results) |
"cocoa production" will return results for that phrase with the words in that order (wrap quotes around your phrase) |
Truncation* |
searches for all forms of a root word broadens your search (more results) |
addict* will search for: addict, addiction, addictive (put an asterisk at the end of your root word) |