access vs seize upon

access

verb
  • To gain or obtain access to. 

  • To have access to (data). 

noun
  • Connection to or communication with a computer program or to the Internet. 

  • An outburst of an emotion; a paroxysm; a fit of passion. 

  • Complicity or assent. 

  • Admission to sexual intercourse. 

  • A way or means of approaching or entering; an entrance; a passage. 

  • The right or ability of approaching or entering; admittance; admission; accessibility. 

  • The act of approaching or entering; an advance. 

  • An onset, attack, or fit of disease; an ague fit. 

  • The right of a noncustodial parent to visit their child. 

  • The quality of being easy to approach or enter. 

  • The process of locating data in memory. 

seize upon

verb
  • To take possession of or claim (an idea, person, event, etc.) as one's own; to assimilate, absorb, annex, co-opt. 

  • To take up, embrace, enact, or turn eagerly to (a plan, idea, ideology, cause, practice, method, etc.); to grasp, understand, and accept quickly; to adopt wholeheartedly or vigorously. 

  • To grasp or take hold of (an object) suddenly, forcibly, or tightly. 

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