Can i search when somoene posts in a thread

That i started? Or a thread that i have posted in? Make sense?

In the User CP(Control Panel) select "Edit Options".

In the "Messages and Notifications" section you will find an item entitled, "Default Thread Subscription Mode" which enables this:


Default Thread Subscription Mode
When you post a new thread, or reply to a topic, you can choose to automatically add that thread to your list of subscribed threads, with the option to receive email notification of new replies to that thread.
Default Thread Subscription Mode: