Make agenda view only show DONE & CANCEL items

Question

How can I filter the agenda view of org-mode for a custom sequence of TODO keywords?

Example: Only show agenda items with one of the TODO-keywords DONE or CANCEL.

Answer 1

Select menu item Org>Agenda Command... and press T for "TODO keyword".

Input TODO|CANCEL when you are prompted for Keyword (or KWD1|KWD2|...):.