un tren de coches
un tren de coche
det:art n prep n
un tren de coches ?
u n WORD_BOUNDARY t ɾ e̞ n WORD_BOUNDARY d e̞ WORD_BOUNDARY k o̞ t̠ʃ e̞ s WORD_BOUNDARY
u n WORD_BOUNDARY t r e n WORD_BOUNDARY d e WORD_BOUNDARY c o c h e s WORD_BOUNDARY ? WORD_BOUNDARY