Business software maker Oracle on Wednesday announced new software designed to sift through corporate networks, a major push into the red-hot search market dominated by Google. Oracle’s Secure Enterprise Search is a program aimed at helping businesses and organizations quickly scour databases, e-mail systems and other corporate software for information. Oracle chief executive Larry Ellison unveiled the software in Tokyo, saying it is aimed at filling a gap left by Google, which dominates online searches and has pushed into individual computers with its desktop search software. For more click here.