1.   Although the cause of the accident remained under investigation, eyewitnesses said the plane apparently suffered engine failure.

2.   An investigation into the crash found no evidence of engine failure - the problem was loss of power.

3.   And overweight twins are a deathtrap in the event of an engine failure.

4.   The cause of engine failure was at length discovered.

5.   The cause of the crash was engine failure.

6.   Their aircraft suffered engine failure and crashed into the sea.

7.   There were two aircraft casualties, a Zero crashed on take-off from the Hiryu and a Kate suffered engine failure.

8.   This means a catastrophic engine failure could send a fragment into the wing and ignite the fuel vapour.

9.   ...an engine failure that forced a jetliner to crash-land in a field.