Report doesn't filter based on contains/doesn't contain criteria for checkboxes

Report doesn't filter based on contains/doesn't contain criteria for checkboxes

I have a form with a checkbox field and I have created different reports to show data based on checked boxes. For example: Opciones does not contain "Factura".

  1. show all rows from Nueva_venta  [!Opciones.Contains("Sin factura") && Distribuidor.Facturacion.contains("Individual")]

This is not working and it's still showing all records.