was sind alle einkaufen
was sein all kaufen
was sind alle einkaufen ?
v a s WORD_BOUNDARY z ɪ n t WORD_BOUNDARY  a l ə WORD_BOUNDARY  aɪ n k aʊ f ə n WORD_BOUNDARY
w a s WORD_BOUNDARY s i n d WORD_BOUNDARY a l l e WORD_BOUNDARY e i n k a u f e n WORD_BOUNDARY