17. The method of claim 11 , wherein the specified lex ordering specifies at least one score type selected from among: a bigram score type, a proximity score type, a unigram score type, or a frequency score type.
17. The method of claim 11 , wherein the specified lex ordering specifies at least one score type selected from among: a bigram score type, a proximity score type, a unigram score type, or a frequency score type. 18. The method of claim 17 , wherein the at least one score type is based on one of: internal document content data, external document content data, or a combination of internal and external document content data.