the linguistic elements and fringe words the most frequently accessed core word within each core word category is preferably positioned under the respective category and the next most frequently accessed core words are positioned on either side of the most frequently accessed core word where possible the hierarchical structure containing a talk topic and its related linguistic element categories and linguistic elements is generally referred to as a u201c smart set u201d fig3 illustrates an alternative embodiment of the apparatus wherein the apparatus is in customization mode in this mode the user can define one or more custom smart sets to be used in place of standard smart sets that ship with or are purchased as add ons to the language interface in still another embodiment the user can define his or her own smart sets and add one or more new linguistic elements to a smart set in customization mode while a user interface employing a single row of user interface elements is described herein it should be apparent to one skilled in the art that alternative user interfaces may be substituted therefor without departing from the spirit or the scope of the invention by way of example without intending to limit the present invention a screen capable of concurrently.