alleyway vs doorway

alleyway

noun
  • A passage between two rows of cabins in a ship. 

  • A narrow street formed by the proximity of adjacent buildings. 

doorway

noun
  • The passage of a door; a door-shaped entrance into a house or a room. 

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