smart folder with only non-OCR'ed PDF files


How can I define a smart group which only contains files with attribut PDF, but not with attribute PDF+Text. In the pulldown menu I can not find an appropriate entry.

Thanks in advance for your support!

Kind regards, Friedrich
Bildschirmfoto 2014-03-11 um 10.13.42.png

Nerdy. But it works. Thanks a lot!