In this post I’ll show you simple google search hack to find specific file type results as pdf, doc …
1) For example , if you want to display PDF results only type: “ethical hacking ” filetype:pdf
2) For example , if you want to display DOC results only type: “ethical hacking ” filetype:doc
3) For example , if you want to display PPT results only type: “ethical hacking ” filetype:ppt
