might a been twenty
might a be twenty
mod det:art aux det:num
might a been twenty .
m aɪ t WORD_BOUNDARY ɐ WORD_BOUNDARY b ɪ n WORD_BOUNDARY t w ɛ n t i WORD_BOUNDARY
m i g h t WORD_BOUNDARY a WORD_BOUNDARY b e e n WORD_BOUNDARY t w e n t y WORD_BOUNDARY