a mi me costo mucho aprenderlo
a mi me costo mucho aprenderlo .
a WORD_BOUNDARY m i WORD_BOUNDARY m e̞ WORD_BOUNDARY k o̞ s t o̞ WORD_BOUNDARY m u t̠ʃ o̞ WORD_BOUNDARY a p ɾ e̞ n d e̞ ɾ l o̞ WORD_BOUNDARY
a WORD_BOUNDARY m i WORD_BOUNDARY m e WORD_BOUNDARY c o s t o WORD_BOUNDARY m u c h o WORD_BOUNDARY a p r e n d e r l o WORD_BOUNDARY . WORD_BOUNDARY