她对幸福的毕生追求终于在她找到内心和平时结束了。

Her lifelong ___search for happiness finally ended when she found inner peace.

这位科学家对治愈方法的不懈追求给许多人带来了希望。

The scientist's relentless ___search for a cure brought hope to many.

他们对真相的追寻使他们发现了隐藏的文件。

Their ___search for the truth led them to uncover hidden documents.