Perhaps you should try some spelling variations:
integrated countries » integrating countries, indebted countries
irrigation schemes » irrigation scheme, irrigation systems
china integrated » china integrating, china integration, gain integrated
crowd irrigation » crop irrigation, flood irrigation, from irrigation
supply china » supply chains, supply chain
supply crowd » supply growth, supply cost, supply how

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

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