okitara itai kara okinai
okitara itai kara okinai .
o k i t a r a WORD_BOUNDARY i t a i WORD_BOUNDARY k a r a WORD_BOUNDARY o k i n a i WORD_BOUNDARY
o k i t a r a WORD_BOUNDARY i t a i WORD_BOUNDARY k a r a WORD_BOUNDARY o k i n a i WORD_BOUNDARY