It says these problems are made even more difficult by the sweltering summer heat.

VOA: standard.2009.07.03

Sam Sedaei says that identity is like an invisible man, and for him as an Iranian American, a coherent identity can be even more difficult to see.

VOA: standard.2010.06.15

Torrey says it was no small feat composing shots of the ruins without any tourists in the frame, but even more difficult was chasing the ever-changing angles of natural light.

VOA: standard.2009.12.15

He says those questions became even more difficult to answer after the 9/11 attacks by a group of Sunni Arab terrorists that killed 3,000 people on American soil, and after the massive U.S.military deployments in Afghanistan and Iraq.

VOA: standard.2010.03.18

She says the work still is not easy, though,considering this is the country's worst flooding in more than 80 years and the area's mountainous terrain can make transportation difficult, even in the best of weather.

VOA: standard.2010.08.02