self-love vs self-serving

self-love

noun
  • Regard for oneself; love of oneself. 

  • Masturbation. 

  • Excessive pride or vanity, overvaluing the self. 

self-serving

adj
  • Showing interest only in oneself (pursuing self-interest to the exclusion of other goals). 

How often have the words self-love and self-serving occurred in a corpus of books? (source: Google Ngram Viewer )