The webapp provides for each item the link on ECB's website.
Speeches for : Isabel Schnabel where "sustainability" appeared
2022-11-24 : Finding the right mix: monetary-fiscal interaction at times of high inflation2021-06-14 : From market neutrality to market efficiency
2021-02-26 : Unconventional fiscal and monetary policy at the zero lower bound
2021-01-12 : Isabel Schnabel: Interview with Der Standard