these are some search results I found that looked promising
https://stalker.fandom.com/wiki/List_of_stalkers%27_songs
https://steamcommunity.com/sharedfiles/filedetails/?id=318363465
https://archive.org/details/12.-alexey-omelchuk-call-of-pripyat-ost-outro/S.T.A.L.K.E.R/Shadow+of+Chernobyl+The+Ultimate+Edition+Game+Soundtrack/01+-+Amb01.mp3
these are some search results I found that looked promising
https://stalker.fandom.com/wiki/List_of_stalkers%27_songs
https://steamcommunity.com/sharedfiles/filedetails/?id=318363465
https://archive.org/details/12.-alexey-omelchuk-call-of-pripyat-ost-outro/S.T.A.L.K.E.R/Shadow+of+Chernobyl+The+Ultimate+Edition+Game+Soundtrack/01+-+Amb01.mp3