ao wa okkii kara naa
ao wa okkii kara naa .
a o WORD_BOUNDARY w a WORD_BOUNDARY o k k i i WORD_BOUNDARY k a r a WORD_BOUNDARY n aː WORD_BOUNDARY
a o WORD_BOUNDARY w a WORD_BOUNDARY o k k i i WORD_BOUNDARY k a r a WORD_BOUNDARY n a a WORD_BOUNDARY