13. The apparatus according to claim 10 , further comprising means for defining each of the plurality of multiword expressions using a sequence of symbols.
13. The apparatus according to claim 10 , further comprising means for defining each of the plurality of multiword expressions using a sequence of symbols. 14. The apparatus according to claim 13 , wherein symbols in the sequence of symbols are one of alphanumeric characters, music notes, chemical formulations, biological formulations, and kanji characters.