We heard them in the past.Can you fresh my memory please?
http://www.zshare.net/audio/65519500b0c147f9/
http://www.zshare.net/audio/655195209720d7f7/
http://www.zshare.net/audio/65519430a4cf7508/
http://www.zshare.net/audio/655195343edf60a6/
http://www.zshare.net/audio/655195407cf8d64f/
http://www.zshare.net/audio/65519732acd914aa/
http://www.zshare.net/audio/65519560c92bc7d0/

Thank you!