Advanced Search

How to Search this Web Site

You can search using the methods described below.

Any Search Words ( Return results if any of the search words are found )  example:  biofeedback neurofeedback
This performs a Boolean OR search. In the example: if biofeedback OR neurofeedback is found, results are returned.

All Search Words ( Return results only if all search words found in any order )  example: brainwaves relaxation
This performs a Boolean AND search. In the example: if brainwaves AND relaxtion are found, results are returned.

Exact Phrase: To match an exact phrase, enclose words in quotes.  example:  "Alpha Brain Waves"
Note: capitalization is ignored.

Wild Card Characters: You can use wild card characters * and ?.  examples:  train*   n??rofeedback
The * is used for any number of characters or none. The ? is used for one character.
Wild card searches return pages that have words that are made up of the characters you specify, with the wild card being any character (?) or any number of characters (*) in the alphabet.

Note: The default search uses the Boolean OR search as described above.