pan doko ni atta kke
pan doko ni atta kke ?
p a n WORD_BOUNDARY d o k o WORD_BOUNDARY n i WORD_BOUNDARY a t t a WORD_BOUNDARY k k e WORD_BOUNDARY
p a n WORD_BOUNDARY d o k o WORD_BOUNDARY n i WORD_BOUNDARY a t t a WORD_BOUNDARY k k e WORD_BOUNDARY