The cause of the problem was not 'immediately' clear. [=is was not known right away]
They live in the house 'immediately' [='directly'] behind this one.
We need to leave 'immediately'. [='at once', 'right away']
(..) The occipital lobe. That makes me feel good. Zoom. Of course. Ponton, I need you over here immediately. We are back on the case. Nicole, I believe Bizu and Gluant were killed by the same person. And that the killer will strike again tonight. (..)2006 The Pink Panther
(..) far outside of Paris. He was the village idiot as far as I could tell. Idiot, pull up. Monsieur Dumont, you must move your vehicle immediately. I am so sorry, Officer Clouseau. My chair, it won't move. Here's your problem. Your battery cable has come undone. Let me help. (..)2006 The Pink Panther