The webapp provides for each item the link on ECB's website.
Speeches for : Benoit Coure where "japanese" appeared
2018-01-31 : What yield curves are telling us2017-07-11 : The international dimension of the ECB’s asset purchase programme
2016-05-19 : Interview with The Yomiuri Shimbun
2014-09-08 : Interview with the Robert Schuman Foundation
2013-07-05 : Monetary Policy and the Risk of a Lost Decade