[source, ruby]
----
response = client.search(
  body: {
    query: {
      terms: {
        force: [
          'British Transport Police'
        ]
      }
    },
    aggregations: {
      significant_crime_types: {
        significant_terms: {
          field: 'crime_type'
        }
      }
    }
  }
)
puts response
----
