Historical clue formulations

• "___ silly question ..." — 2016-02-22
• "___ stupid question ..." — 2014-02-11
• "___ stupid question ..." — 2014-01-26
• "May I ___ question?" — 2009-10-18
• ___ question (inquire) — 2006-08-04
• "May I ___ favor?" — 2006-06-15
• "___ silly …" — 2005-05-21
• "___ silly question ..." — 2002-08-14
• "___ silly question ..." — 2001-11-12
• "May I ___ silly question?" — 2001-01-30
• "___ silly question..." — 1998-05-27
• "___silly question..." — 1996-01-21
• "_____ silly question..." — 1995-05-08
• "_____ silly question ..." — 1994-05-03