hark back vs remember

hark back

verb
  • To call back (hounds); to recall. 

  • To allude, return, or revert (to a subject previously mentioned, etc.); also, to evoke, or long or pine for (a past era or event). 

  • To return to where one has previously been; to retrace one's steps. 

  • Of hounds: to retrace a course in order to pick up the lost scent of prey. 

noun
  • An act of hounds retracing a course in order to pick up the lost scent of prey. 

  • An act of alluding, returning, or reverting (to a subject previously mentioned, etc.); also, an act of evoking, or longing or pining for (a past era or event). 

remember

verb
  • To engage in the process of recalling memories. 

  • To not forget (to do something required) 

  • To give (a person) money as a token of appreciation of past service or friendship. 

  • To memorize; to put something into memory. 

  • To keep in mind, be mindful of 

  • to commemorate, to have a remembrance ceremony 

  • To convey greetings from. 

  • To recall from one's memory; to have an image in one's memory. 

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