Perhaps you should try some spelling variations:
ranking irrigation » planning irrigation, saving irrigation, leaching irrigation
irrigation scheme » irrigation systems
crowd irrigation » crop irrigation, flood irrigation, from irrigation
supply ranking » supply planning, supply training
supply crowd » supply growth, supply cost, supply from

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