Okay, here's how you make something like this work.
First, you take your own userid, and search various indexes for your id for times you knew you were doing things you want to detect. this allows you to verify the format for the records, and what the exact field name is for the userid.
Second, poke around and find all your own records across that same time frame. Search for records with the same IP address at the time you had it, for example. There may be various forms of your userid, or there may be record types that don't use the userid, but use some other identifying feature.
Third, craft a single search that will find all your records that you discovered.
Fourth, replace your id with someone else's and validate the search
Fifth, build that into a dash, and validate that it still works on your target ids.
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