Perhaps you should try some spelling variations:
nutrient requirements » nutritional requirements
requirements upper » requirements under, requirements papers, requirements use
upper dimension » popper dimension, user dimension, deeper dimension
array profiling » array processing, microarray profiling
array string » array strong, arrays strings, array sharing
array along » arrays long, array arcing, array paving

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