Perhaps you should try some spelling variations:
"decentralized wireless management" » "centralized wireless management", "decentralized business management", "decentralized access management", "decentralized awareness management", "decentralized witness management", "decentralized wilderness management"
"decentralized process management" » "decentralized privacy management", "decentralized processing management"
"centralised wireless management" » "centralized wireless management", "constrained wireless management", "controlled wireless management", "centralised awareness management", "centralised witness management", "centralised wilderness management"
"decentralized control management" » "decentralized content 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 control management") OR ("decentralized process management"))) OR ((("decentralized wireless management") OR ("centralised wireless management")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"decentralized control management\") or (\"decentralized process management\"))) or (((\"decentralized wireless management\") OR (\"centralised wireless management\"))))".
• Removing quotes may allow a broader search: (((( decentralized control management ) or ( decentralized process management ))) or ((( decentralized wireless management ) OR ( centralised wireless management )))).
• Adding a wildcard symbol may retrieve word variants: (((("decentralized control management") or ("decentralized process management"))) or ((("decentralized wireless management") OR ("centralised wireless management"))))*.