User-agent: *
Disallow: /*.doc
Disallow: /*.doc*
Disallow: /*.docx
Disallow: /*.docx*
Disallow: /*.pdf
Disallow: /*.pdf*
Disallow: /*.ppt
Disallow: /*.ppt*
Disallow: /*.pptx
Disallow: /*.pptx*
Disallow: /*.txt
Disallow: /*.txt*
Disallow: /*.xls
Disallow: /*.xls*
Disallow: /*.xlsx
Disallow: /*.xlsx*
Disallow: /*.zip
Disallow: /*.zip*
Disallow: /*.exe
Disallow: /*.exe*