blat vs nexus

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. 

nexus

noun
  • A form or state of connection. 

  • A centre or focus of something. 

  • A person who had contracted a nexum or obligation of such a kind that, if they failed to pay, their creditor could compel them to work as a servant until the debt was paid; an indentured servant. 

  • The relationship between a vendor and a jurisdiction for the purpose of taxation, established for example by the vendor operating a physical store in that jurisdiction. 

  • A connected group; a network, a web. 

  • In the work of the Danish linguist Otto Jespersen (1860–1943): a group of words expressing two concepts in one unit (such as a clause or sentence). 

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