Describe what you are looking for:

Use the following terms when constructing your search....

AND

Searches for records containing both of the words it separates.

OR

Searches for records containing either of the words it separates.

NOT

Searches for records containing the query word preceding it without containing the word following it.

NEAR

Only selects a file if words are found near each other (e.g. deficit near/3 spending). If no word range is specified, the search engine only displays words next to each other.