prefabricate vs reconstruct

prefabricate

verb
  • To manufacture (a building, etc.) in standard components that can be fitted together on site. 

reconstruct

verb
  • To construct again; to restore. 

  • To attempt to understand an event by recreating or talking through the circumstances. 

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