legislative building vs legislature

legislative building

noun
  • The meeting place of a provincial legislature. 

legislature

noun
  • A legislative building. 

  • A governmental body with the power to make, amend and repeal laws. 

  • The legislative assembly of a province or territory, as opposed to the federal parliament. 

How often have the words legislative building and legislature occurred in a corpus of books? (source: Google Ngram Viewer )