He was working on the computer for a long time.

I stewed the beef slowly and made a delicious stew.

There is a possibility that an earthquake may happen.

Years of effort finally bore fruit.

The results of the exam are out.

The bridge collapsed due to the earthquake.

Due to the impact of the earthquake, the collapse of the building began.

The building collapsed due to the earthquake.

As a result of simmering this meat for a long time, it fell apart from boiling.

The load collapse of the truck caused a traffic jam.