Finding passwords on Google

I need to know, can you really see people's passwords by doing this... ?

http://www.youtube.com/watch?v=5UcmZ7-r0kk
http://www.youtube.com/watch?v=uqnC8YZj0IM

Because people in the comment area says it's a virus.

>>8
Yes but I mean stuff like social security numbers, pdf files of peoples passports, credit card numbers, passwords, and stuff like that! There used to be tons of stuff like that, now not so much!