aber was bist du ein
aber was bist du ein ?
 aː b ɐ WORD_BOUNDARY v a s WORD_BOUNDARY b ɪ s t WORD_BOUNDARY d uː WORD_BOUNDARY  aɪ n WORD_BOUNDARY
a b e r WORD_BOUNDARY w a s WORD_BOUNDARY b i s t WORD_BOUNDARY d u WORD_BOUNDARY e i n WORD_BOUNDARY