Perhaps you should try some spelling variations:
integration theories » integration theorems, integrationstheorie 2, integration theory
crowd integration » grid integration, rfid integration, beyond integration
supply crowd » supply growth, supply cost, supply from
supply ida » supply india, supply iran, supply china
supply a » supply _
crises. » crisis.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( supply crowd integration theories. ) or ( ((supply ida) or (supply a)) banking crises. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( supply crowd integration theories. ) OR ( ((supply ida) OR (supply a)) banking crises. )).
• Adding a wildcard symbol may retrieve word variants: (( supply crowd integration theories. ) or ( ((supply ida) or (supply a)) banking crises. ))*.