Men and women often live in the same building, though they may live on separate floors.

VOA: special.2009.08.07

Males and females often live on different floors of the same building.

VOA: special.2009.03.26

The building's Web site says that as many as twelve thousand people were working on the building at the same time.

VOA: special.2010.03.31

In October of last year the same developer announced plans for the world's tallest building yet.

VOA: special.2009.12.04

It decided that building three railroads at the same time would be too difficult.

VOA: special.2009.04.23

At the same time, Mr.Netanyahu said building will continue in disputed East Jerusalem, on land the Palestinians claim for the capital of a future state.

VOA: standard.2009.09.11