anthology vs omnibus

anthology

noun
  • A collection of literary works, such as poems or short stories, especially a collection from various authors. 

  • A work or series containing various stories with no direct relation to one another. 

  • An assortment of things. 

  • The study of flowers. 

omnibus

noun
  • An anthology of previously released material linked together by theme or author, especially in book form. 

  • A broadcast programme consisting of all of the episodes of a serial that have been shown in the previous week. 

  • A stamp issue, usually commemorative, that appears simultaneously in several countries as a joint issue. 

verb
  • To combine (legislative bills, etc.) into a single package. 

adj
  • Containing multiple items. 

  • Of a transportation service, calling at every station, as opposed to express; local. 

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