ebb and flow vs gush

ebb and flow

noun
  • A large flowing out and in. 

  • The flowing out and in of the tide. 

verb
  • To alternately ebb and flow. 

gush

noun
  • A sudden rapid outflow. 

verb
  • To make an excessive display of enthusiasm, praise, or sentiment. 

  • To send (something) flowing forth suddenly in great volume. 

  • To ejaculate during orgasm. 

  • To flow forth suddenly, in great volume. 

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