After deleting the default < Something > entry from the Input text list, you can add other concrete entries to the list. If you add concrete entries to the list, those entries appear in Know It? and Do It! modes and satisfy the string input action; additional concrete entries do not affect See It! and Try It! modes. You cannot add text to the Input text list if the list includes the < Something > or < Anything > entry.
To add new text to the input text list for the current frame: