The SEARCH statement searches for a table element that satisfies a
  condition.  It sets the value of the associated index to point to the
  table element.

  Format 2 -

   SEARCH ALL src-table [ AT END stment ]

       WHEN { elemnt    { IS EQUAL TO } arg }
            {           { IS =        }     }
            { cond-name                     }

      [ AND { elemnt    { IS EQUAL TO } arg } ] ...
      [     {           { IS =        }     } ]
      [     { cond-name                     } ]

        { stment [ END-SEARCH ] }
        { NEXT SENTENCE         }