Historical clue formulations

• Hold tightly — 2026-02-15
• Hold tight — 2020-05-29
• Tighten, as a fist — 2017-04-10
• Grip tightly — 2016-07-20
• Hold tight — 2010-01-05
• Grip tightly — 2008-05-13
• Grip firmly — 2004-09-12
• Hold tight — 2001-08-26
• Bear hug — 2000-05-14
• Get a grip on — 1994-07-24