ah un dos tres cuatro
ah un dos tres cuatro .
a WORD_BOUNDARY u n WORD_BOUNDARY d o s WORD_BOUNDARY t ɾ e s WORD_BOUNDARY k w a t ɾ o WORD_BOUNDARY
a h WORD_BOUNDARY u n WORD_BOUNDARY d o s WORD_BOUNDARY t r e s WORD_BOUNDARY c u a t r o WORD_BOUNDARY