pakkaeito pakkaeito tte itteru
pakkaeito pakkaeito tte itteru .
p a k k a e i t o WORD_BOUNDARY p a k k a e i t o WORD_BOUNDARY t t e WORD_BOUNDARY i t t e r ɯ WORD_BOUNDARY
p a k k a e i t o WORD_BOUNDARY p a k k a e i t o WORD_BOUNDARY t t e WORD_BOUNDARY i t t e r u WORD_BOUNDARY