recommend vs repine

recommend

verb
  • To bestow commendation on; to represent favourably; to suggest, endorse or encourage as an appropriate choice. 

  • To make acceptable; to attract favor to. 

  • To advise, propose, counsel favorably 

repine

verb
  • To complain; to regret. 

  • To fail; to wane. 

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