If you have completed your search but received too many or too few results; or if you wish to obtain more accurrate results, you can refine your search. To do this click on the "Refine" button at the top of the results page.

This will take you to the following page

• Refine by "Each of the words": The search engine will return results where an article contains all of the keywords you have entered but not necessarily in the order that you have entered them.
• Refine by "Exact phrase": The search engine will return results where an article contains the exact keywords that you have entered in the order that you have entered them.
• Refine by "At least one word": The search engine will return results where an article contains any or all of your keywords somewhere on the page.
• Refine by "Without the words": The search engine will return results where an article does not contain the keywords that you have entered.