oversearch

verb

1. (archaic, transitive)To search all over.

   “To oversearch the fearful ocean”

2. To search excessively.

   “But people undersearch far more than they oversearch: We tend to explore situations less thoroughly than our own goals recommend!”

   “Oversearching: If you look long enough and hard enough for any particular pattern in a data set, the more you look, the more likely you are to find it—whether it's meaningful or not.”