Acronyms and Abbreviations

#ABCDEFGHIJKLMNOPQRSTUVWXYZ
XaXbXcXdXeXfXgXhXiXjXkXlXmXnXoXpXqXrXsXtXuXvXwXxXyXz
XLaXLbXLcXLdXLeXLfXLgXLhXLiXLjXLkXLlXLmXLnXLoXLpXLqXLrXLsXLtXLuXLvXLwXLxXLyXLz