The checkout pages are not part of the set of product pages. a blog on a sub-domain (e.g. blog.example.com) which has a different navigation and is authored by a distinct set of people from the pages on the primary domain (example.com). Note Different language versions would be considered different sets of Web pages. sign language a language using combinations of movements of the hands and arms, facial expressions,
      or body positions to convey meaning sign language interpretation translation of one language, generally a spoken language, into a sign language Note True sign languages are independent languages that are unrelated to the spoken language(s)
      of the same country or region.