being vs lifeblood

being

noun
  • That which has actuality (materially or in concept). 

  • One's basic nature, or the qualities thereof; essence or personality. 

  • The state or fact of existence, consciousness, or life, or something in such a state. 

  • A living creature. 

conj
  • Given that; since. 

lifeblood

noun
  • That which is required for continued existence or function. 

  • Blood that is needed for continued life; blood regarded as the seat of life. 

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