If you are still having trouble, are you seeing any specific when you try to extract them? Also, to make sure I am giving you the best advice: Are you using WinRAR ? Do you have all 35+ parts in the same folder?
If you are doing this through a specialized data ingestion process, ensure the script processes the files in numerical order to prevent errors. G22871.part35.rar
Use software like WinRAR (Windows), 7-Zip (Windows), or The Unarchiver (macOS). If you are still having trouble, are you