bearbind vs hedge bindweed

bearbind

noun

  • Hedge bindweed (Calystegia sepium) 

  • European bindweed, lesser bindweed (Convolvulus arvensis). 

hedge bindweed

noun

  • Calystegia sepium 

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