Union of http://hl7.org/fhir/ValueSet/languages and http://hl7.org/fhir/ValueSet/languages

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

CodeSystem

Generated Narrative: ValueSet f79adf12-4e27-4df7-9f55-36e51f4e6558-20