CDO-squared CDO squareds CDO squareds CDO squareds CDO squareds CDO squareds CDO squareds CDO squareds CDO2 CDO squareds CDO squareds CDO squareds CDO-squared CDO squareds CDO^2 CDO-squared CDO-squared CDO squareds http://www.investopedia.com/terms/c/cdo2.asp CDO squareds