parlance vs pidgin English

parlance

noun
  • Of a word, the quality of being lexicalized; especially as jargon or slang. 

  • A certain way of speaking, of using words; especially that associated with a particular job or interest. 

pidgin English

noun
  • Any English-lexifier pidgin. 

  • Any very basic English; broken English. 

  • The Chinese pidgin English spoken in Canton and Hong Kong, later spreading throughout the Chinese and Southeast Asian coastal region. 

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