de az is az is
de az is az is .
d ɛ WORD_BOUNDARY  ɑ z WORD_BOUNDARY i ʃ WORD_BOUNDARY  ɑ z WORD_BOUNDARY i ʃ WORD_BOUNDARY
d e WORD_BOUNDARY a z WORD_BOUNDARY i s WORD_BOUNDARY a z WORD_BOUNDARY i s WORD_BOUNDARY