herd together vs throng

herd together

verb
  • To push people or animals into a group, as a herd. 

throng

verb
  • To crowd or press, as persons; to oppress or annoy with a crowd of living beings. 

  • To congregate. 

  • To crowd into a place, especially to fill it. 

adj
  • Filled with persons or objects; crowded. 

  • Busy; hurried. 

noun
  • A group of people crowded or gathered closely together. 

  • A group of things; a host or swarm. 

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