Perhaps you should try some spelling variations:
integrating volume » integration volume, integrating value, integation volume
irrigation scheme » irrigation systems
canal irrigation » scale irrigation
6 integrating » _ integrating, 4 integrating
supply canal » supply canada, supply annual, supply china
supply 6 » supply _, supply a, supply 3

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( supply canal irrigation scheme. ) or ( supply 6 integrating volume. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( supply canal irrigation scheme. ) OR ( supply 6 integrating volume. ))*.