Ally vs Core

Ally

name
  • A diminutive of the female given names Alice, Alison, Alexandra, or other names beginning with Al-[[#English|]], from the Germanic languages or Ancient Greek 

  • A diminutive of the male given names Alfred, Albert, Alan, Alexander, or other names beginning with Al-[[#English|]], from the Germanic languages, the Celtic languages, or Ancient Greek 

Core

name
  • A female given name from Ancient Greek 

  • The birth name of Persephone/Proserpina, the queen of the Underworld/Hades, and goddess of the seasons and of vegetation. She is the daughter of Zeus and Demeter, and the wife of Hades. 

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