a konna tokoro ni ita
a konna tokoro ni ita .
a WORD_BOUNDARY k o n n a WORD_BOUNDARY t o k o r o WORD_BOUNDARY n i WORD_BOUNDARY i t a WORD_BOUNDARY
a WORD_BOUNDARY k o n n a WORD_BOUNDARY t o k o r o WORD_BOUNDARY n i WORD_BOUNDARY i t a WORD_BOUNDARY