2. The method as recited in claim 1 further comprising the steps of: summing the signatures of the first and associated documents to create an aggregate signature; selecting a set of words from the aggregate signature based on their aggregate number of occurrences in the first and associated documents; and constructing a search statement from the selected set of words.
2. The method as recited in claim 1 further comprising the steps of: summing the signatures of the first and associated documents to create an aggregate signature; selecting a set of words from the aggregate signature based on their aggregate number of occurrences in the first and associated documents; and constructing a search statement from the selected set of words. 4. The method as recited in claim 2 wherein the selected set of words are a predetermined number of words having a highest aggregate number of occurrences.