clothes vs swimming costume

clothes

noun
  • Items of clothing; apparel. 

  • The covering of a bed; bedclothes. 

  • Laundry (hung on a clothesline). 

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. 

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