Perhaps you should try some spelling variations:
nutrient requirements » nutritional requirements
requirements case » requirements based, requirements a, requirements _
case dimensions » scale dimensions, based dimensions, class dimensions
array imaging » arrays imaging, airway imaging, ray imaging
array string » array strong, arrays strings, array sharing
array arcing » array forming, array probing, array sharing

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: nutrient requirements case dimensions ((((array string) OR (array arcing))) OR (array imaging))~.
• Adding a wildcard symbol may retrieve word variants: nutrient requirements case dimensions ((((array string) or (array arcing))) or (array imaging))*.