The xeng_sounds.7z file you have requested: Call of Pripyat / Mods / Russian to English Speech DataBase (Localization) - 181.36mb is not available. Perhaps try browsing all files for the game S.T.A.L.K.E.R.: Call of Pripyat and upload any files you want to share or are missing. This is the only information we could locate:
This is a 75% English speech database (as it will be in the original Feb 2010 release)Credits go out to JakeB from Gsc-game.com the game, support the developers, they deserve it fully.