Historical clue formulations

• ___ l'oeil — 2023-09-08
• ___ l'oeil — 2019-09-03
• ___ l'oeil (illusion) — 2018-12-13
• ___ l'oeil (illusion) — 2018-10-31
• ___ l'oeil — 2016-09-09
• ___-l'oeil (illusion) — 2016-08-17
• ___ l'oeil (literally, "deceives the eye") — 2015-06-29
• ___ l'oeil (optical illusion) — 2013-07-01
• ___ l'oeil — 2007-02-19
• ___ l'oeil — 2006-12-05
• ___ l'oeil — 2006-07-01
• ___ l'oeil — 2004-08-04