8. The data handling device according to claim 1 , in which the score for a term is also a function of the weights in the set of weights for that term.
8. The data handling device according to claim 1 , in which the score for a term is also a function of the weights in the set of weights for that term. 9. The data handling device according to claim 8 , in which the score for a term is a function of the sum of the square roots of the weights in the set of weights for that term.