Possible Clues:

• "Can I get a word in?"
• "Beg pardon"
• ''Excuse me . . .''
• "Beg pardon . . ."
• 'Excuse me ...'
• Throat clearance to attract attention
• "Excuse me"
• "Pardon me ..."
• 'Excuse me'
• 'Beg pardon ...'