matriculate vs wade through

matriculate

noun
  • A person admitted to membership in a society. 

verb
  • To be enrolled as a member of a body, especially of a college or university. 

  • To enroll as a member of a body, especially of a college or university 

wade through

verb
  • To search or progress through with difficulty, as when performing a boring, repetitive research task. 

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