bururururururu bururururururu
bururururururu
onoma
bururururururu bururururururu .
b ɯ r ɯ r ɯ r ɯ r ɯ r ɯ r ɯ WORD_BOUNDARY b ɯ r ɯ r ɯ r ɯ r ɯ r ɯ r ɯ WORD_BOUNDARY
b u r u r u r u r u r u r u WORD_BOUNDARY b u r u r u r u r u r u r u WORD_BOUNDARY