building site vs construction site

building site

noun
  • The site, the place where a building is located, is currently under construction, or shall be constructed (including structures other than buildings). 

  • The site of a former structure, indicated by an assemblage of features, artifacts or debris, remote-sensing data, or historic records (e.g., deed records). 

  • A messy, disorganized area. 

construction site

noun
  • A place where a building or other physical structure is under construction. 

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