Date: 06/08/07 (Opera Browser)    Keywords: no keywords

Is it possible in Opera to search for given phrase in a feed I am subscribed to?

I have certain feed with, say, 5000 messages. And I want to find messages that contain some words in it.
What feature of Opera can I use to do this?

Source: http://community.livejournal.com/opera_browser/65869.html