10. The method according to claim 6, further comprising the steps of: (e) giving a priority rank to said each sentence in accordance with a degree of coincidence between said each subject sentence and the related elements; and (f) presenting said each subject sentence to the user according to the priority rank.
10. The method according to claim 6, further comprising the steps of: (e) giving a priority rank to said each sentence in accordance with a degree of coincidence between said each subject sentence and the related elements; and (f) presenting said each subject sentence to the user according to the priority rank. 11. The method according to claim 10, wherein the degree of coincidence is represented by the number of the related elements included in said each subject sentence.