The webapp provides for each item the link on ECB's website.
Speeches for : Vitor Constancio, Mario Draghi where "channel" appeared
2016-07-21 : Introductory statement to the press conference (with Q&A)2015-10-22 : Introductory statement to the press conference (with Q&A)
2012-10-04 : Introductory statement to the press conference (with Q&A)