malanga vs taro

malanga

noun
  • Taro (Colocasia esculenta) 

  • Chinese taro (Alocasia cucullata, syn. Caladium colocasia). 

  • Any of several Central and South American plants, of the genus Xanthosoma; yautia. 

  • The edible tuber of these plants, some of which have medicinal value. 

taro

noun
  • Food from a taro plant. 

  • Any of several other species with similar corms and growth habit in Colocasia, Alocasia etc. 

  • Colocasia esculenta, raised as a food primarily for its corm, which distantly resembles potato. 

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