set forth vs start out

set forth

verb
  • To start. 

  • To present for consideration; to propose. 

  • To begin a journey or expedition. 

  • To state; describe; give an account of. 

start out

verb
  • To begin. 

  • To emerge suddenly; to jump out. 

  • To be or become conspicuous; to stand out. 

How often have the words set forth and start out occurred in a corpus of books? (source: Google Ngram Viewer )