tracking what happened
track what happen
part pro:int v
tracking what happened .
t ɹ æ k ɪ ŋ WORD_BOUNDARY w ʌ t WORD_BOUNDARY h æ p ə n d WORD_BOUNDARY
t r a c k i n g WORD_BOUNDARY w h a t WORD_BOUNDARY h a p p e n e d WORD_BOUNDARY