swimming costume vs togs

swimming costume

noun
  • the garments that one wears when bathing in the sea or a swimming pool, especially the one-piece garment worn by women and girls. 

togs

noun
  • Clothes for a specific occasion or use. 

  • Clothes. 

  • Swimsuits, of either the women's or men's tight-fitting type (in some regions referred to as "speedos"). 

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