sutsti summ+summ sutsti teeb
sutsti summ summ sutsti teeb .
s u t s t i WORD_BOUNDARY s u m m WORD_BOUNDARY s u m m WORD_BOUNDARY s u t s t i WORD_BOUNDARY t e eː b WORD_BOUNDARY
s u t s t i WORD_BOUNDARY s u m m WORD_BOUNDARY s u m m WORD_BOUNDARY s u t s t i WORD_BOUNDARY t e e b WORD_BOUNDARY