15. The method of claim 1 , wherein at least one of the incremental input and the subsequent incremental input comprises at least one prefix of a word for describing the desired content items.
15. The method of claim 1 , wherein at least one of the incremental input and the subsequent incremental input comprises at least one prefix of a word for describing the desired content items. 16. The method of claim 15 , wherein at least one of the incremental input and the subsequent incremental input comprises at least two prefixes of at least two words for describing the desired content items.