Several countries,mostly in Europe, offer different levels of marriage rights to same-sex couples.

VOA: special.2010.02.06

Different countries have different levels that they consider acceptable.

VOA: special.2009.06.09

The different paths have different levels of difficulty.

VOA: special.2009.12.09

and he believes that is warning science fiction can deliver: "Science fiction can operate on many different levels.

VOA: standard.2009.12.19

There are five different levels. And then you get more money as you reach the different levels.

VOA: standard.2010.07.16

Engineers have found that wetlands, grassy fields and soil or sand filters can take in stormwater with different levels of pollution and release water with a relatively constant cleanliness.

VOA: standard.2010.08.04

With "Shutter Island" Scorcese navigates the shadowy, occasionally invisible line between reality and imagination: "It was revealed to be many different realities and, without giving away too much, there are certainly different levels with the characters."

VOA: standard.2010.02.27

The shape of a snow crystal may change from one form to another as the crystal passes through levels of air with different temperatures.

VOA: special.2010.01.05

They are based on levels of damage to twenty-eight different kinds of structures and other objects.

VOA: special.2011.04.19