1.   The boat belonging to Arnold Spence, the fisherman for whom he worked, had developed engine trouble.

2.   The plane developed engine trouble and was forced to land.

3.   The plane developed engine trouble.

4.   When the boat developed engine trouble, the crew had to abandon ship.

5.   The plane developed engine trouble soon after taking off.

6.   The naturalists had been studying plants on the island of Steep Holme off Weston-super-Mare when conditions deteriorated and their boat developed engine trouble.

7.   An international goodwill flight with representatives of all nations on board developed engine trouble over the ocean.

8.   Another flight from Rhein-Main carrying a network TV crew developed engine trouble and was diverted to Italy.

9.   But he soon developed arm trouble and his ambitions shifted.

10.   But the used convertible developed mechanical trouble.