Hi @yohhpark If your data is following the format AA-1-a, AA-1-b and so on, then instead of making the value for your dropdown option being AA-1*, make it AA-1-*. This will show everything for only the AA-1- leading characters and would not show AA-10... or AA-11... Again, this would only work if the data does follow the format with the dash (-) at separator AA-1-...
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