bereave vs hold on to

bereave

verb
  • To destroy life; cut off. 

  • To deprive by or as if by violence; to rob; to strip; to benim. 

  • To take away someone or something that is important or close; deprive. 

  • To deprive of power; prevent. 

hold on to

How often have the words bereave and hold on to occurred in a corpus of books? (source: Google Ngram Viewer )