| Connectors,
such as AND, OR, and NOT, sometimes called Boolean operators |
Truncation
or wildcards symbols (*, ?) used to replace one or more characters
in word. |
Nesting,
helps organize your search |
| computer
AND mathematics narrows a search; all concepts must be present
in the records.
computer
OR mathematics broadens a search; all concept must be present
in the records. |
wom?n:
will return records with the word woman, women, or womyn.
environ*
will return records on environment, environments, environmental.
|
alcohol
AND (adolescents OR teenagers) will retrieve records on alcohol
and adolescents, as well as items on alcohol and teenagers. |