3. The method as defined in claim 1 , wherein prompting a user to submit a set of characters comprises prompting the user to submit a set of characters of an author's name.
3. The method as defined in claim 1 , wherein prompting a user to submit a set of characters comprises prompting the user to submit a set of characters of an author's name. 4. The method as defined in claim 3 , wherein generating a dynamic grammar comprises incorporating into the grammar names of authors of the items within the subset of items.