Cavallo and the succeeding governments maintained this theme with some variations until now.

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Among the cheering crowds were many racegoers who embraced the Diamond Jubilee theme, with variations on the red, white and blue color scheme visibly in evidence among the usual confection of hats and headpieces.

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With robotic assistance, chemists compose thousands of variations on the original theme, producing a family of molecules related to the original candidate.

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These reasons are variations on a single important theme: People want to be left alone to get on with their own lives.

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