def all_descriptions
      result = []
      @pages.each do |page|
        result << [page.page_url, page.meta_desc_content] if page.page_a_tags
      end
      result
    end
def all_descriptions
      result = []
      @pages.each do |page|
        result << [page.page_url, page.meta_desc_content] if page.page_a_tags
      end
      result
    end
get all meta description tags content and return it as array