lift up vs upthrust

lift up

verb
  • To elevate to a higher position. 

  • To exalt the mood of someone. 

  • To raise the volume of (one's voice). 

upthrust

verb
  • To be thrust upwards. 

  • To thrust something upwards. 

noun
  • Buoyancy. 

  • An upward movement of part of the Earth's crust. 

  • An upward thrust. 

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