71.   We have spent tens of billions of dollars on defense and intelligence, yet terrorists still struck at our very heart.

72.   Who has raised and spent tens of millions of dollars.

73.   Who would spend tens of billions of dollars to build something without knowing for sure how to pay for it?

74.   Would-be beauty queens spend tens of thousands of dollars on wardrobes, travel, security and other expenses.

75.   Although the Pentagon has spent tens of billions of dollars pursuing technologies in recent decades, it remains unclear whether a reliable system is within reach.

76.   Although fighting between them ended decades ago, the sides have spent tens of billions of U.S. dollars in recent years buying advanced weapons and streamlining their armed forces.

77.   Both companies are believed to have spent tens of millions of dollars in the legal battle.

78.   Drivers spend tens of thousands of dollars and countless hours building, maintaining and adding on to the vehicles.

79.   Fundaro said he spent tens of thousands of dollars on travel and matchmaker service ads during a three-year odyssey to land a wife in Poland.

80.   His biological parents, Anthony Russini and his ex-wife Deborah Gardner, spent tens of thousands of dollars on a fruitless search for their child.