Chinese wolfberry vs murali

Chinese wolfberry

noun
  • Either of two Chinese species of spiny shrub in the nightshade family, Lycium barbarum and Lycium chinense, and their edible fruits, which are used in East Asian traditional medicine. 

murali

noun
  • The matrimony vine (Lycium barbarum). 

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