Exact phrases: use (  ) surrounding exact phrases.
Example: (Women's International Democratic Federation).

Exact words: use ( ) surrounding exact words. Be sure to include a space before and after your word, inside the parentheses.
Example: ( love ) will match love, but not Slovenia.

Truncation: use .* as a wild card. Be sure to include the dot as well as the asterisk.
Example: Fed.* will match Federal, Federation, etc.

Inclusive OR operation: use | for OR.
Example: fruit | vegetable will match both fruit or vegetable.