konna hidoi tani no watarikata mita koto nai
konna hidoi tani no watarikata mita koto nai .
k o n n a WORD_BOUNDARY h i d o i WORD_BOUNDARY t a n i WORD_BOUNDARY n o WORD_BOUNDARY w a t a r i k a t a WORD_BOUNDARY m i t a WORD_BOUNDARY k o t o WORD_BOUNDARY n a i WORD_BOUNDARY
k o n n a WORD_BOUNDARY h i d o i WORD_BOUNDARY t a n i WORD_BOUNDARY n o WORD_BOUNDARY w a t a r i k a t a WORD_BOUNDARY m i t a WORD_BOUNDARY k o t o WORD_BOUNDARY n a i WORD_BOUNDARY