Bachelor of Arts vs MA

Bachelor of Arts

noun
  • A collegiate degree, usually involving three to four years of study (about 120 semester hours) in liberal arts. 

MA

name
  • Postal abbreviation of Massachusetts, a state of the United States of America. 

  • Maluku, a province of Indonesia. 

  • Maranhão, a state of Brazil. 

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