gweilo vs white bread

gweilo

noun
  • A white person in China, (particularly) a man; a ‘foreign devil’. 

white bread

noun
  • A white person, a person of European descent, a person who 'acts white'. 

  • Bread made from white flour. 

adj
  • Bland, boring; flavorless. 

  • Of or relating to white people. 

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