ice cream vs ice cream bar

ice cream

noun
  • A dessert made from frozen sweetened cream or a similar substance, usually flavoured. 

  • A portion of ice cream on a stick, in a cup or in a wafer cone. 

ice cream bar

noun
  • A frozen dessert on a stick or a candy bar that has ice cream in it. The coating is usually a thin layer of chocolate. 

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