ara okkii Doraemon da wa
ara okkii doraemon da wa .
a r a WORD_BOUNDARY o k k i i WORD_BOUNDARY d o r a e m o n WORD_BOUNDARY d a WORD_BOUNDARY w a WORD_BOUNDARY
a r a WORD_BOUNDARY o k k i i WORD_BOUNDARY d o r a e m o n WORD_BOUNDARY d a WORD_BOUNDARY w a WORD_BOUNDARY