past ie er wel in
past ie er wel in ?
p ɑ s t WORD_BOUNDARY  i WORD_BOUNDARY  ə r WORD_BOUNDARY ʋ ɛ l WORD_BOUNDARY  ɪ n WORD_BOUNDARY
p a s t WORD_BOUNDARY i e WORD_BOUNDARY e r WORD_BOUNDARY w e l WORD_BOUNDARY i n WORD_BOUNDARY