iroiro itta kedo ufufu
iroiro itta kedo ufufu .
i r o i r o WORD_BOUNDARY i t t a WORD_BOUNDARY k e d o WORD_BOUNDARY ɯ ɸ ɯ ɸ ɯ WORD_BOUNDARY
i r o i r o WORD_BOUNDARY i t t a WORD_BOUNDARY k e d o WORD_BOUNDARY u f u f u WORD_BOUNDARY