There is no way to see all the communications sent by an individual user. It's always by date and type and often we don't know when and how it was sent. This happens regularly in school and it's hard and slow to find.
This is planned as part of a full re-write of the message sending journey which is planned for later this year.
This is planned as part of a full re-write of the message sending journey which is planned for later this year.