bearbind vs creeping Jenny

bearbind

noun
  • European bindweed, lesser bindweed (Convolvulus arvensis). 

  • Hedge bindweed (Calystegia sepium) 

creeping Jenny

noun
  • Field bindweed (Convolvulus arvensis, Convolvulaceae). 

  • A yellow-flowered crawling plant (Lysimachia nummularia, Myrsinaceae) native to Europe, widely planted, also known as moneywort. 

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