Trog Bar has a Search field in the middle, just above the task list. Go to the context which you want to search (TaskSense Now view searches all tasks). Enter any word or phrase here to find tasks in the active list. End partial words with and asterisk “*” to tell Trog to match word that start with those letters.

Be sure to click the (X) at the right when you are done searching. The search term remains active even if you switch lists.