If that may help, I'm attaching the comment itself. I've tested with htmlentities() and without htmlentities, same result.
if no info is provided on where or how the search is done i can just guess:
http://www.some.com/some/some-10063.text-text / Static pagesFROM THEIR MANUAL: &"text-text-up&"
Comment by: text
Created on: 2012-08-16 14:50:34