Promised Land vs kingdom

Promised Land

noun
  • Any place to which one eagerly seeks to go and which one expects to greatly improve one's situation. 

name
  • The area historically known as Judea, which was promised to the Israelites by God according to oral tradition recorded in the Book of Genesis. 

  • Heaven or the afterlife. 

  • The United States of America. 

kingdom

noun
  • A realm, region, or conceptual space where something is dominant. 

  • A realm having a king and/or queen as its actual or nominal sovereign. 

  • A rank in the classification of organisms, below domain and above phylum; a taxon at that rank (e.g. the plant kingdom, the animal kingdom). 

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