Perhaps you should try some spelling variations:
integration schemes » irrigation schemes, integration some, integration theories
crowd integration » grid integration, trade integration, chain integration
internet services » internet service
china internet » china integrated
supply crowd » supply growth, supply cost, supply how
supply china » supply chains, supply chain

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 schemes. ) or ( supply china internet services. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( supply crowd integration schemes. ) OR ( supply china internet services. ))*.