Items in pattern 2024 Self-Study in July 2024 Jul 1 2024 Self-Study in June 2024 Jun 1 2016 Self-Study in May 2016 May 1 2016 Self-Study in February 2016 Feb 1 2016 Self-Study in January 2016 Jan 1 2015 Self-Study in December 2015 Dec 2 2015 Functional Implementation Patterns Nov 2 2015 Self-Study in August 2015 Aug 2