If you think she only did it for the money, you haven't even 'scratched the surface'. [=there are many other factors, reasons, etc., involved]
Despite the 'surface' differences between the two candidates, they are very similar in most ways.
The tension between them is beginning to 'rise to the surface'. [=it is becoming easy to see]
(..) Let's go. Damage to the aquifer in the northwest quadrant. We lost a transport corridor. There's nothing else in the northwest. Our surface-to-air launchers just took a direct hit in sector . Because we revealed ourselves. They saw us firing there. Stand down. Don't launch the fleet. (..)2014 The Hunger Games: Mockingjay - Part 1
(..) Coin's requested to meet with you first. Is there any news? I'm just here to escort you. We were always told there was nothing left of . Capitol bombed the surface to rubble. But we're military, so we learned to survive down here. Preparing, training. The war never stopped for us. (..)2014 The Hunger Games: Mockingjay - Part 1