Boolean Searching

AND

Records retrieved match both terms used

"child AND psychologist"

OR

Records retrieved match either term used

"psychiartrist OR psychologist"

NOT

Records retrieved match the 1st term and not the 2nd term

"psychologist NOT psychiatrist"

TRUNCATION

Records retrieved begin with the characters typed with any characters following the truncation symbol (*).

"psych*"

WILDCARD

Records retrieved match the characters as typed and any character may appear in the place of the wildcard (*).

"wom*n"

NESTING

Places search terms in appropriate units so the computer can perform searches in the appropriate order.

Records retrieved include "child AND psychologist" and "child AND psychiatrist" results.

"child AND psychologist OR psychiatrist"

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