13. An aural similarity measuring server comprising: an input/output interface adapted for communication with one or more remote user terminals and further adapted to receive an input text; a data store in which is stored a plurality of reference texts; and a processor adapted to a) convert the input text into a string of phonemes, b) to adjust the phoneme string of the input text and a phoneme string of a reference text from said data store so that the two phoneme strings are equal in length, c) to assign a similarity score to the reference text representative of the similarity of the two phoneme strings, and d) to repeat steps b) and c) for at least one further reference text from said data store, wherein said input/output interface is further adapted to output a plurality of reference texts to which similarity scores have been assigned and their respective assigned similarity scores.
13. An aural similarity measuring server comprising: an input/output interface adapted for communication with one or more remote user terminals and further adapted to receive an input text; a data store in which is stored a plurality of reference texts; and a processor adapted to a) convert the input text into a string of phonemes, b) to adjust the phoneme string of the input text and a phoneme string of a reference text from said data store so that the two phoneme strings are equal in length, c) to assign a similarity score to the reference text representative of the similarity of the two phoneme strings, and d) to repeat steps b) and c) for at least one further reference text from said data store, wherein said input/output interface is further adapted to output a plurality of reference texts to which similarity scores have been assigned and their respective assigned similarity scores. 22. A trademark searching server comprising an aural similarity server in accordance with claim 13 , wherein a plurality of reference trademarks are stored in the data store and the processor is adapted to generate a plurality of similarity scores with respect to the aural similarity between an input trademark and a respective plurality of reference trademarks from the data store.