koko wa aiteru wa koko
koko wa aiteru wa koko .
k o k o WORD_BOUNDARY w a WORD_BOUNDARY a i t e r ɯ WORD_BOUNDARY w a WORD_BOUNDARY k o k o WORD_BOUNDARY
k o k o WORD_BOUNDARY w a WORD_BOUNDARY a i t e r u WORD_BOUNDARY w a WORD_BOUNDARY k o k o WORD_BOUNDARY