restage vs restate

restage

verb
  • To stage (a production) again; to bring (a production) to the stage again. 

  • To stage (a disease, especially a cancer) again; to revise the staging of a case as its course varies. 

restate

verb
  • to state differently; to rephrase 

  • to state again (without changing) 

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