Historical clue formulations

• "___ get it now!" — 2020-08-09
• First two words of "Dixie," often — 2014-07-27
• "___ get it!" — 2014-02-02
• "___ see now!" ("Aha!") — 2013-03-04
• "___ dunno ..." — 2011-12-31
• "___ don't know" — 2010-12-24
• "___ don't know about that" — 2010-05-13
• "___ get it!" — 2006-01-07
• "___ get it!" ("Aha!") — 1998-08-12