found … that
Wer hat das Buch gefunden, das ich verloren hatte?
Who found the book I lost?
Ich habe das Geld gefunden, das Tom verloren hat.
I found the money Tom lost.
Er hat das Buch gefunden, das er seit langem suchte.
He found the book he had been looking for for a long time.
Ich habe das Foto gefunden, das du gesucht hast.
I found the photo you were looking for.