Possible Clues:

• 'No __, ands or buts'
• ''No __, and, or buts!''
• ''No __, ands or buts!''
• 22nd Greek letter
• Things to consider
• Providing small uncertainties
• "Weather permitting" and others
• Many lines of code
• They may or may not happen
• Doubts returning, so fail on and off