I heard a strange sound, as if from a long way off.

When they were in his private office, he began to make a strange sound.

Much later, in the middle of the night, she heard a strange sound from high above her head.

A strange sound came from the only male human present.

Suddenly I heard a strange sound and turned around to see what it was.

Both women would often hear strange sounds in the house.

Then I heard a strange, small sound in the empty air.

They can not move at all, and often start to hear strange sounds.

"We've heard strange sounds coming from the building now and then."

There was a moment, and strange sounds came from the building.