Possible Clues:

• "You'd think so, but ... "
• "Don't think so"
• "Mm, uh-uh"
• 'Nice try, but I don't think so'
• 'Hmm . . . zero chance!'
• 'Sounds good, but ... huh-uh'
• 'Mm . . . that's not happening'
• 'Mm . . . I don't think so'
• "I hear you, but it's not happening"