He was to come to the house after work, ring the doorbell, and then walk in.

Two boys, each about 12 years old, ring the doorbell.

He rang his own doorbell six times, four long and two short.

We rang the doorbell again in case they hadn't heard it the first time.

They went up to the front door and tried ringing the doorbell to see if anyone was there.

Nearly every afternoon a poor person would ring the doorbell.

He rang the doorbell again, but I didn't open the door.

At the front step he opened the door without even ringing the doorbell.

Who on earth would be ringing the doorbell at this time of night?

He had taken a big risk ringing her doorbell like that.