ninguno de los dos
ninguno de los dos ?
n i n ɡ w n o̞ WORD_BOUNDARY d e̞ WORD_BOUNDARY l o̞ s WORD_BOUNDARY d o̞ s WORD_BOUNDARY
n i n g u n o WORD_BOUNDARY d e WORD_BOUNDARY l o s WORD_BOUNDARY d o s WORD_BOUNDARY ? WORD_BOUNDARY