Speechwars.com, which lets you see how often presidents have used any given word in State of the Union addresses over the years. For instance, here are the varying uses of "freedom" and "liberty" since the earliest days:

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Lots of surprising results available. For instance, here is China-v-India:
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Try it for yourself to see how much is old and how much new in tonight's speech. (I'll be traveling while it happens so can't play along myself.) Hint: no S.O.U. address has yet contained the word "nationalization."