Issues with Work Email Enrichment: Manual Corrections Needed

When I use the "work email" enrichment, I often have to do some manual maneuvering to get it to work. In the waterfall, the email will be found in one of the columns but for whatever reason will not make its way to the final "@ Work Email" column.... It is very strange. I attached a screenshot of what I am talking about. Here is the table: https://app.clay.com/workspaces/289602/tables/t_NMXNyMBifQ4g/views/gv_erhnMQg3Vm4g