Perhaps you should try some spelling variations:
integrating volume » integration volume, integrating value, integation volume
irrigation scheme » irrigation systems
data irrigation » canal irrigation, water irrigation, spate irrigation
2 integrating » _ integrating, _ integration, gaps integrating
supply data » supply water
supply 2 » supply _, supply a

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( supply data irrigation scheme. ) OR ( supply 2 integrating volume. ))~.
• Adding a wildcard symbol may retrieve word variants: (( supply data irrigation scheme. ) or ( supply 2 integrating volume. ))*.