un piipopiipo ufufufufu
un piipopiipo ufufufufu .
ɯ n WORD_BOUNDARY p i i p o p i i p o WORD_BOUNDARY ɯ ɸ ɯ ɸ ɯ ɸ ɯ ɸ ɯ WORD_BOUNDARY
u n WORD_BOUNDARY p i i p o p i i p o WORD_BOUNDARY u f u f u f u f u WORD_BOUNDARY