If he was poor, his wife and daughters cooked, and the process was so arduous that added to the burden of years of childbearing and child-rearing those women barely saw daylight unless they were out gathering food to cook or drawing water for the cleaning up.

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Harvesting stem cells from the body is an arduous task, in part because so few of the cells exist in people.

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So alongside the bad-tempered bargaining among politicians, there was an equally arduous negotiation with Greece's creditors.

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The U.S. Administration denied rumors that the imposter idea was initially proposed so that President Obama could stay at home and rest for the weekend instead of making the arduous and dangerous trip.

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