blat vs relationship

blat

noun
  • The Soviet system of connections and social relationships; one's social or business network (in Russian or Soviet society). 

verb
  • To talk inconsiderately; blab. 

  • To cry, as a calf or sheep; bleat. 

  • To utter loudly or foolishly; blurt. 

  • To produce an overrich or overblown sound on a brass instrument such as a trumpet, trombone, or tuba. 

  • To make a senseless noise. 

relationship

noun
  • Connection or association; the condition of being related. 

  • The level or degree of affinity between keys, chords and tones. 

  • The links between the x-values and y-values of ordered pairs of numbers especially coordinates. 

  • Kinship; being related by blood or marriage. 

  • A romantic or sexual involvement. 

  • A way in which two or more people behave and are involved with each other 

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