Perhaps you should try some spelling variations:
nutrient requirements » nutritional requirements
requirements user » requirements use, requirements under, requirements using
array profiling » array processing, microarray profiling
user dimension » de dimension, gender dimension, higher dimension
array string » array strong, arrays strings, array sharing
arrays load » arrays brad

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 user dimension ((arrays load) OR (((array string) OR (array profiling))))~.
• Adding a wildcard symbol may retrieve word variants: nutrient requirements user dimension ((arrays load) or (((array string) or (array profiling))))*.