Perhaps you should try some spelling variations:
disease management » database management
decentralized mas » decentralized case, decentralized mean, decentralized aaa
decentralized all » decentralized aaa, decentralized ad, decentralized ai
mas management » emas management, mass management, das management
all management » call management, ill management, stall 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 mas management ) OR ( decentralized ((case management) OR (disease management)) ))) OR ( decentralized all management )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(((( decentralized mas management ) or ( decentralized ((case management) OR (disease management)) ))) or ( decentralized all management ))".
• Adding a wildcard symbol may retrieve word variants: (((( decentralized mas management ) or ( decentralized ((case management) OR (disease management)) ))) or ( decentralized all management ))*.