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']
(..) that will be terminated. Not Skynet. ASHDOWN: Get the attack on Skynet Central back online. l want our aircraft in the sky immediately. Sir. Sir, we've got a bogey with a very large radar signature... ...closing in on our position. Losenko? We have destroyed ourselves. (..)2009 Terminator Salvation