Historical clue formulations

• Became aware of — 2025-12-28
• Picked up — 2020-08-14
• Picked up on — 2018-07-13
• Picked up on — 2018-01-23
• Got the impression — 2017-07-30
• Saw, say — 2016-06-17
• Intuited — 2007-12-16
• Picked up — 2006-11-03
• Felt — 2006-09-04
• Felt — 2005-01-10
• Detected — 2003-06-15
• Saw, e.g. — 2001-11-23
• Had a hunch — 2001-06-14
• Had a hunch — 1999-01-08
• Had a hunch — 1998-11-12
• Could tell — 1997-08-01
• Felt — 1996-09-21
• Had a feeling — 1996-05-07
• Picked up on — 1995-09-10
• Grew aware of — 1995-06-11
• Had a hunch — 1994-01-18
• Smelt, e.g. — 1993-11-23