le sirven para volar
le servi para vola
pro:ind v prep inf
le sirven para volar .
l e̞ WORD_BOUNDARY s i ɾ β e̞ n WORD_BOUNDARY p a ɾ a WORD_BOUNDARY β o̞ l a ɾ WORD_BOUNDARY
l e WORD_BOUNDARY s i r v e n WORD_BOUNDARY p a r a WORD_BOUNDARY v o l a r WORD_BOUNDARY . WORD_BOUNDARY