It has been found that not all possible values for "finding from type" are available as filtering options in Workqueue items view :

The column filters are not showing certain options:
”reverse whois company”, or "Keyword" or "redirect to"
Root cause:
This is a direct consequence of defect #1786 in GitLab
Resolution:
At this stage, no fix is available to mitigate this issue.
On experiencing this, please log a new Support case and reference defect #1786 and link to this article.
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