Related Clues:

• What's often debugged
• Bar or Morse follower
• 'Inner-city' for 'black,' to some people
• Enigma machine's output
• Reading block?
• Secret sentences
• Create software
• Building inspector's reference
• It may involve an exchange of letters
• English following fake set of rules
• System of standards
• Area ___ (part of a phone number)
• Word with ''bar'' or ''area''
• Word after ''area'' or ''dress''
• Area ___ (phone number part)