Try and find any combination of 5 characters that Google cannot find a result for. You must use at least one letter or number, and spaces count as characters. If you can. :)
Edit: Found one!
bd4z1
The closest I can get to is 5 results. I forgot what I typed in though...
EDIT: apfuy
There actually is a systematic way for doing it.
Yay! This took me about 15 seconds:
,;~~~
It didn't give you the "No matching documents" page, so it doesn't count.
Zxg4y is another example.
,,,,,
[quote=GameMiestro]You must use at least one letter or number
.
0j6j& got me one result, as did qj6j&.
Oh, I did it: _&6q&
What do I get?
I got one: ():::
My original post was a google search of the five characters "boobs", but I realized that probably considered a link to porn, so it's gone now.