seems I achieved that with 1 & ! 2 Dr. Vitaly V. Chaban On Mon, Apr 14, 2014 at 1:52 PM, Dr. Vitaly Chaban <vvchaban at gmail.com> wrote: > Hi Everyone - > > What is my command line if I need to exclude sites belonging to group > #2 from group #1? > > Thank you. > > > Dr. Vitaly V. Chaban