Historical clue formulations

• ___ about — 2021-08-26
• Words before "before" — 2021-08-15
• ___ about (approximately) — 2020-12-13
• ___ about (approximately) — 2018-07-01
• ___ about (approximately) — 2017-02-14
• ___ about (approximately) — 2016-08-02
• Words before "before" — 2016-01-10
• ___ close to schedule — 2014-08-12
• ___ about (approximately) — 2013-11-11
• ___ about (approximately) — 2013-10-31
• ___ about (around) — 2012-08-14
• ___ about — 2012-07-19
• ___ about (approximately) — 2012-04-08
• Words before before — 2012-03-31
• ___ about — 2011-10-02
• ___ near — 2011-05-07
• ___ before (no later than) — 2011-01-13
• ___ about (approximately) — 2010-09-28
• ___ off (light switch options) — 2010-04-19
• ___ about — 2010-04-16
• ___ before — 2010-03-12
• ___ about (approximately) — 2010-02-09
• "___ off?" — 2009-08-30
• ___ about — 2009-04-29
• ___ about (circa) — 2009-03-24
• ___ about (roughly) — 2009-03-09
• ___ around (close to) — 2008-10-03
• ___ before — 2008-09-07
• ___ about (roughly) — 2008-08-19
• ___ about — 2008-04-17
• ___ about (roughly) — 2006-07-05
• ___ about — 2005-09-14
• ___ about (near) — 2004-10-27
• "___ off?" — 2004-09-05
• ___ around — 2004-04-30
• ___ about (circa) — 2004-03-12
• ___ before — 2004-03-05
• ___ about (approximately) — 2003-02-17
• ___ about (approximately) — 2003-02-09
• "___ off?" — 2003-01-16
• ___ about — 2002-11-07
• ___ about (roughly) — 2002-06-16
• ___ about (roughly) — 2002-04-09
• "... ___ before the deadline" — 2001-03-06
• ___ about (approximately) — 2001-01-08
• ___ about (roughly) — 2000-10-02
• ___ about (approximately) — 2000-08-29
• ___ close to schedule — 2000-08-01
• ___ about — 2000-02-24
• "___ off?" — 1999-10-09