Possible Clues:

• Cry in Berlin
• Berliner's exclamation
• Oktoberfest gripe
• Austrian interjection
• Herr's 'Oh!'
• "Oh!" in Osnabruck
• 'Oh!' in Osnabruck
• Interlaken inter-jection
• ''Gott im Himmel!''
• Johann's 'Yikes!'