inception vs swaddling clothes

inception

noun
  • The creation or beginning of something; the establishment. 

  • A layering, nesting, or recursion of something. 

swaddling clothes

noun
  • An early period in development, infancy, the beginnings of something; inception. 

  • A garment, made of strips of cloth, used to bind an infant and restrict movement of its limbs. 

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