grep -A 1 -e "10 Mar 2021 12:39:12 -0200" 1998-2022.Newest | grep -e "Message-ID:" '-' | sed 's/Message-ID:\ //g' | tr -d '<>' > Pattern04042022 ; grepmail -e Pattern04042022 1998-2022.Newest > Combined-App-Invalid-Date-Emails.txt grep -ef "10 Mar 2021 12:39:14 -0200" 1998-2022.Newest grep -ef "10 Mar 2021 13:58:27 -0200" 1998-2022.Newest grep -ef "11 Mar 2021 00:38:14 -0200" 1998-2022.Newest grep -ef "11 Mar 2021 00:47:54 -0200" 1998-2022.Newest grep -ef "11 Mar 2021 10:13:52 -0200" 1998-2022.Newest grep -ef "11 Mar 2021 17:40:28 -0200" 1998-2022.Newest grep -ef "11 Mar 2021 17:40:28 -0200" 1998-2022.Newest grep -ef "11 Mar 2021 17:40:29 -0200" 1998-2022.Newest grep -ef "11 Mar 2021 18:57:08 -0200" 1998-2022.Newest grep -ef "11 Mar 2021 21:53:13 -0200" 1998-2022.Newest grep -ef "12 Mar 2021 22:17:21 -0200" 1998-2022.Newest grep -ef "13 Mar 2021 07:35:47 +0800" 1998-2022.Newest grep -ef "13 Mar 2021 23:11:39 -0300" 1998-2022.Newest grep -ef "13 Mar 2021 23:11:40 -0300" 1998-2022.Newest grep -ef "13 Mar 2021 23:12:31 -0300" 1998-2022.Newest grep -ef "Sat, 13 Mar 2021 21:34:13 -0300")" 1998-2022.Newest