you might try to proceed as follows:
- open a Terminal window and type in it (or copy from here and paste in it) the following command:
- after that the file has been loaded in gedit, press [CTRL]-[F] and type in the search field at least some letters of the name of the application you're looking for
gksudo gedit /var/log/apt/history.log
- when the name has been highlighted, go back to the Terminal window and type (or, again, copy from here and paste in it) the following commands:
where application has to be replaced by the name of application you wish to remove.
sudo apt-get purge -y application && sudo apt-get autoremove -y