Manual vs Mark

Manual

name
  • A male given name from Spanish: a rare spelling variant of Manuel, sometimes considered erroneous. 

Mark

name
  • A male given name from Latin. 

  • Mark the Evangelist, also called John Mark, the first patriarch of Alexandria, credited with the authorship of the Gospel of Mark. 

  • The Gospel of St. Mark, a book of the New Testament of the Bible. Traditionally the second of the four gospels. 

  • A surname. 

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