Need to dig a specific something out of GEO? Try this:
Type in a couple of specific words or combinations of words. The text search engine will display a weighted list of matching documents, with better (that is, the key words occur more often) matches shown first. Each list item is a link to a matching document. A brief explanation of the query language is below, along with examples.
The text search engine allows queries to be formed from arbitrary Boolean expressions containing the keywords AND, OR, and NOT, and grouped with parentheses. For example: