baibai tte itte Totto ni
baibai tte itte totto ni !
b a i b a i WORD_BOUNDARY t t e WORD_BOUNDARY i t t e WORD_BOUNDARY t o t t o WORD_BOUNDARY n i WORD_BOUNDARY
b a i b a i WORD_BOUNDARY t t e WORD_BOUNDARY i t t e WORD_BOUNDARY t o t t o WORD_BOUNDARY n i WORD_BOUNDARY