koko to koko no toko
koko to koko no toko .
k o k o WORD_BOUNDARY t o WORD_BOUNDARY k o k o WORD_BOUNDARY n o WORD_BOUNDARY t o k o WORD_BOUNDARY
k o k o WORD_BOUNDARY t o WORD_BOUNDARY k o k o WORD_BOUNDARY n o WORD_BOUNDARY t o k o WORD_BOUNDARY