sift


sift (http://definr.com/sift)

     v 1: move as if through a sieve; "The soldiers sifted through the
          woods"
     2: separate by passing through a sieve or other straining
        device to separate out coarser elements; "sift the flour"
        [syn: sieve, strain]
     3: check and sort carefully; "sift the information" [syn: sieve]
     4: distinguish and separate out; "sift through the job
        candidates" [syn: sieve]