The webapp provides for each item the link on ECB's website.
Speeches for : Jorg Asmussen where "concern" appeared
2013-07-29 : Interview with Süddeutsche Zeitung and Le Figaro2013-06-14 : Reintegrating financial markets
2012-12-19 : Agenda 2013: the next steps in completing EMU
2012-05-24 : An ECB perspective on key issues of the crisis