The following data is the result of an analysis of John McCain and Barack Obama's campaign speeches given from February 10, 2007 until August 19, 2008.

Similar to the nouns and adjectives in McCain's case, his use of trigrams in comparison to Barack Obama shows a statistically high occurrence of expressions from the field of the economy and international relations.

Trigrams that refer to the international sphere (in order of relative frequency) are

• In the global
• Across the world
• Iraq and Afghanistan
• The world the
• Dependence on foreign
• In the Middle East
• Of the world
• The world to
• In the region
• Of the world's
• In Iraq and
• The world and

Trigrams indicating economic relations are

• Small business owners
• Jobs that won't
• Price of oil
• Free trade agreement
• The American economy
• Economic growth and
• The global economy
• The cost of
• Oil and gas
• A job that
• Billions of dollars

Especially interesting in McCain's case is also the high frequency of trigrams suggesting experience such as in my life or over the years.