Perhaps you should try some spelling variations:
irrigation requirements » irrigation equipment, nutrition requirements
requirements scour » requirements four, requirements scope, requirements cloud
scour dimensional » four dimensional, scale dimensional, sub dimensional
array sharing » arrays bearing, array imaging, way sharing
array string » array strong, arrays strings, array forming

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

• Performing a fuzzy search may retrieve terms with similar spellings: irrigation requirements scour dimensional ((((array string) or (array format))) or (array sharing))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: irrigation requirements scour dimensional ((((array string) OR (array format))) OR (array sharing)).
• Adding a wildcard symbol may retrieve word variants: irrigation requirements scour dimensional ((((array string) or (array format))) or (array sharing))*.