This is the ValueSet that contains all the codes in CDSSelectionBehavior Codes ValueSet (http://hl7.org/fhir/tools/ValueSet/CDSSelectionBehavior) and CDSSelectionBehavior Codes ValueSet (http://hl7.org/fhir/tools/ValueSet/CDSSelectionBehavior). E.g. what you have to deal with if you get resources containing codes in either of them