Perhaps you should try some spelling variations:
"decentralized prozessmanagement _" » "decentralized management _"
"decentralized mass management" » "decentralized mas management", "decentralized asset management", "decentralized major management", "decentralized bass management", "decentralized miss management", "decentralized masses management"
"decentralized case management" » "decentralized change management", "decentralized cross management", "decentralized asset management", "decentralized disease management"

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (((("decentralized mass management") OR ("decentralized case management"))) OR ("decentralized prozessmanagement _")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"decentralized mass management\") OR (\"decentralized case management\"))) or (\"decentralized prozessmanagement _\"))".
• Removing quotes may allow a broader search: (((( decentralized mass management ) OR ( decentralized case management ))) or ( decentralized prozessmanagement _ )).
• Adding a wildcard symbol may retrieve word variants: (((("decentralized mass management") OR ("decentralized case management"))) or ("decentralized prozessmanagement _"))*.