* An asterisk is used when you want to search for words that have the same root. For example, psych* will bring up results with: psych, psyche, psycho, psychotic, psychopath, psychology, psychiatry, etc.
Group similar concepts together by using parentheses ( )
Generalized Search: diabetes or hypertension and African-Americans or Latinos
This search will retrieve everything on diabetes, information on African-Americans and hypertension as well as everything on Latinos, whether or not the articles refer to diabetes or hypertension.
Focused Search: (diabetes or hypertension) and (African-Americans or Latinos)
In this example, we have used the parentheses to control our query to only find articles about diabetes or hypertension that reference African-Americans or Latinos.
Search exact phrases or terms using quotations “ ”
Example: “breast cancer”
Because of the quotations, the exact phrase, breast cancer, will appear exactly.