bomber vs suicide bombing

bomber

noun
  • A person who sets bombs, especially as an act of terrorism. 

  • A military aircraft designed to carry and drop bombs. 

  • A 22-ounce beer bottle. 

  • A large cannabis cigarette. 

adj
  • Completely solid and secure, usually referring to some form of protective gear. 

suicide bombing

noun
  • An attack carried out by a suicide bomber or a group of them. 

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