high fructose corn syrup vs isoglucose

high fructose corn syrup

noun
  • Any of many corn syrups that has undergone an enzymatic processing to convert some of its glucose into fructose to produce a desired sweetness 

isoglucose

noun
  • high fructose corn syrup 

How often have the words high fructose corn syrup and isoglucose occurred in a corpus of books? (source: Google Ngram Viewer )