they sang a_lot_of songs
they sing a_lot_of song
pro:sub v qn n
they sang a lot of songs .
ð eɪ WORD_BOUNDARY s æ ŋ WORD_BOUNDARY ɐ WORD_BOUNDARY l ɑː t WORD_BOUNDARY ʌ v WORD_BOUNDARY s ɔ ŋ z WORD_BOUNDARY
t h e y WORD_BOUNDARY s a n g WORD_BOUNDARY a WORD_BOUNDARY l o t WORD_BOUNDARY o f WORD_BOUNDARY s o n g s WORD_BOUNDARY