'Oh,I like this. Where did you get this? It's so pretty.'" The three Americans launched BeadforLife in two thousand four.

VOA: special.2010.06.28

University of Illinois Professor May Berenbaum says it appears that bees could deal with one or two viruses at the same time, but not three or four.

VOA: special.2009.09.22

Mark Zuckerberg and three friends started Facebook in two thousand four.

VOA: special.2011.01.14

NASA officials counted down the seconds: five,four,three,two,one.

VOA: special.2009.07.08

"We don't want to come here two years later, three years later,or four year later to again talk about the extremism,terrorism, drugs,and so on and so forth,".

VOA: standard.2009.03.27