The Case Of Flight MH-370 Is Not The First To Involve A Plane Disappearing Without A Trace. A Netherlands-Based Aviation Accident Database Has Recorded 88 Cases Of Missing Planes Since World War Two. Daybreak Asia's Michael Lipin Spoke With The Lead Manager Of The Aviation Safety Network Database. Harro Ranter, Who Also Serves As An Adviser To The Dutch Government, Talks About Potential Similarities With Previous Cases Of Missing Planes.