Michel Cluizel has been searching the world for plantations with rare, aromatic cocoa beans.

柯氏巧克力寻找世界上出产罕见且芳香可可豆的种植园。

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Jill Tarter, a director of the SETI Institute (search for Extraterrestrial Intelligence), has been searching for life on other planets for the last 50 years without any guarantee of success.

吉尔·塔尔特是SETI(外星智能搜寻)研究中心的一名主管，虽不确定成功与否，50年来却一直在搜寻外星生物。

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The U.S.military has been searching for Private Bergdahl for about two weeks, since he reportedly disappeared during a patrol.

VOA: standard.2009.07.20

For six weeks Marysville has been sealed off as investigators looked for signs of arson, while forensic teams had the gruesome task of searching for victims among the charred wreckage of homes, businesses and cars.

VOA: standard.2009.03.21

As part of that initiative, Motorola has been searching for a new chief for its handset unit.

FORBES: Motorola Reorganizes Unit Before Earnings

In fact, his EPA has been searching for an excuse to restrict this as well.

FORBES: Will The Election Continue To Give Our Fossil Energy Industries A Big Bird?

Undaunted, he has been searching for work online, using the free computers at a public library.

ECONOMIST: Or reform going into reverse?