está bien primer grado A
está bien primer grado a .
e s t a WORD_BOUNDARY β j e m WORD_BOUNDARY p ɾ i m e ɾ WORD_BOUNDARY ɣ ɾ a ð o WORD_BOUNDARY a WORD_BOUNDARY
e s t á WORD_BOUNDARY b i e n WORD_BOUNDARY p r i m e r WORD_BOUNDARY g r a d o WORD_BOUNDARY a WORD_BOUNDARY