尋たずね出だす

godan verb (-su), transitive verb

track down; locate; seek out

Rare term; used when actively searching for and finding someone or something, often after effort. More common synonyms include 探し出す or 見つけ出す.

• 彼かれはついにその古こ書しょを尋たずね出だした。

  He finally tracked down that old book.