The webapp provides for each item the link on ECB's website.
Speeches for : Benoit Coure where "oil" appeared
2019-12-18 : Monetary policy: lifting the veil of effectiveness2018-11-08 : Monetary policy and climate change
2016-12-31 : Interview with Börsen-Zeitung
2016-02-13 : Interview with Rheinische Post
2015-10-12 : Interview with CNBC Television
2015-01-13 : Interview with Die Welt
2014-12-17 : Interview with Wall Street Journal