a wakannai no Natchan
a wakannai no natchan ?
a WORD_BOUNDARY w a k a n n a i WORD_BOUNDARY n o WORD_BOUNDARY n a t t̠ʃ a n WORD_BOUNDARY
a WORD_BOUNDARY w a k a n n a i WORD_BOUNDARY n o WORD_BOUNDARY n a t c h a n WORD_BOUNDARY