Related by context. Frequent words. (Click for all words.) 72 Barack Obama 66 Illinois senator 62 Barack Obama D Ill 60 Sen. Hillary Clinton 59 McCain 59 Obama 59 John Kerry D-Mass. 55 Hillary Rodham Clinton 54 Sen. Hillary Rodham 54 Clinton 53 presidential nominee 53 Barack 53 Kerry 53 Sen. Joe Biden 52 Joseph Biden 51 Joe Biden 51 Hillary Clinton 51 Biden 49 Chris Dodd 49 presidential nomination 48 McCain R Ariz 48 Fred Thompson 48 presidential hopeful 47 Mitt Romney 47 Santorum 47 Joseph Lieberman 47 Rep. Dennis Kucinich 47 Howard Dean 47 presidential candidate 47 Kucinich 47 President Barack Obama 47 elect Barack Obama 46 David Axelrod 46 Rudy Giuliani 46 Jesse Jackson 45 Iowa caucuses 45 Clinton DN.Y. 44 Joe Lieberman 44 Mike Huckabee 44 Bill Clinton 44 Huckabee 43 presidential hopefuls 43 Sarah Palin 43 Ted Kennedy 43 Lamar Alexander 42 Romney 42 Edwards 42 Sen. Tom Harkin 42 Gov. Sarah Palin 42 Rand Paul 42 Bayh 42 Jon Stewart 42 presidential 42 DeMint 42 Sen. Jim DeMint 41 senator 41 Robert F. Kennedy 41 Robert Gibbs 41 Gephardt 41 David Vitter 40 John Cornyn 40 Michael Ignatieff 40 Al Gore 40 Sen. Barbara Boxer 40 Mitch McConnell 40 Mel Martinez 40 Giuliani 40 battleground states 39 Gillibrand 39 Palin 39 Hillary 39 Mayor Rudy Giuliani 39 Bill Frist 39 Obamas 39 Lieberman 39 Sharpton 39 Al Sharpton 39 Landrieu 39 Sen. Christopher Dodd 39 John Boehner 39 Vilsack 38 Rev. Al Sharpton 38 Vitter 38 Rep. Barney Frank 38 Grassley 38 Clintons 38 Sen. Charles Grassley 38 Brownback 38 Giannoulias 38 Rev. Martin Luther 38 Edward Kennedy 38 Franken 38 Dick Cheney 38 White House 38 Frist 38 Sestak 38 Feingold 38 Bachmann 38 Sen. Lisa Murkowski 37 Bob Dole 37 Tom Coburn