"I was in search of suppressed technology, you know,laughingly referred to as UFO technology,".

VOA: standard.2009.07.31

In a speech at Carnegie Mellon University, President Obama referred to the Gulf oil spill in making the case that it is time, as he put it, to "aggressively accelerate the nation's transition to a clean energy economy."

VOA: standard.2010.06.14

Many banks have been reluctant to loan money because they are unsure if they will need their cash reserves to cover the cost of billions of dollars in questionable loans, which are frequently referred to as toxic assets.

VOA: standard.2009.03.23

Addressing students from several Washington area schools as well as dignitaries such as African-American activist and social educator Dorothy Height, the Obamas referred to the progress women in America have made over the decades in securing their rights.

VOA: standard.2010.03.08