os coches que chocaron
os coches que chocaron .
o s WORD_BOUNDARY k o t̠ʃ e s WORD_BOUNDARY k e WORD_BOUNDARY t̠ʃ o k a ɾ o n WORD_BOUNDARY
o s WORD_BOUNDARY c o c h e s WORD_BOUNDARY q u e WORD_BOUNDARY c h o c a r o n WORD_BOUNDARY