brigand vs hajduk

brigand

noun

  • An outlaw or bandit. 

hajduk

noun

  • An outlaw, highwayman, or freedom fighter in the Balkans. 

  • A halberdier of a Hungarian noble. 

  • An attendant in German or Hungarian courts. 

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