Perhaps you should try some spelling variations:
integration theories » integration theory, integration through, integration efforts
crowd integration » grid integration, trade integration, chain integration
lending services » nonlending services, planning services, banking services
supply crowd » supply growth, supply cost, supply how
supply bank » supply urban, support bank

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

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