Bellflower vs Bop

Bellflower

name

  • A city and town in Missouri, United States. 

  • A village in Illinois, United States. 

  • A city in Los Angeles County, California, United States. 

Bop

name

  • Bophuthatswana 

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