dextrin vs sucrose

dextrin

noun
  • Any of a range of oligomers of glucose, intermediate in complexity between maltose and starch, produced by the enzymatic hydrolysis of starch; used commercially as adhesives. 

sucrose

noun
  • A disaccharide with formula C₁₂H₂₂O₁₁, consisting of two simple sugars, glucose and fructose; normal culinary sugar. 

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