library paste vs semifluid

library paste

noun
  • A gluelike adhesive made from a mixture of water and flour (or starch), used to bind paper or paperboard. 

semifluid

noun
  • Any substance with properties intermediate between those of a solid and a liquid. 

adj
  • Having properties intermediate between liquids and solids 

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