Perhaps you should try some spelling variations:
integration theory » integration through, information theory, innovation theory
crowd integration » grid integration, rfid integration, beyond integration
internet services » internet service
grid internet » good internet, freie internet, world internet
supply crowd » supply growth, supply cost, supply from
supply grid » supply great, support grid

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 theory. ) or ( supply grid internet services. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( supply crowd integration theory. ) OR ( supply grid internet services. )).
• Adding a wildcard symbol may retrieve word variants: (( supply crowd integration theory. ) or ( supply grid internet services. ))*.