Historical clue formulations

• Strengthens, as a relationship — 2025-04-16
• Joins firmly — 2022-02-13
• Fixes in place — 2018-04-11
• Fuses — 2001-12-23
• Binds — 2001-06-09
• Sticks together — 2001-01-05
• Binds — 1998-06-27
• Binds — 1996-09-06
• Glues — 1996-07-19
• Connects solidly — 1995-03-18