I don't know about the title but i recognized some of the artist to make it easier for you to search the title. go to Nhentai or exhentai to search for the work
URE-002, 004 and 005 is Tatoeba ga haha series by TsuyaTsuya
URE-006 and URE-026 by Fuusen club
URE-008 by artist Bai Asuka
URE-009...