Perhaps you should try some spelling variations:
patterns recognition » pattern recognition, pattern recognitions, pattern recogniton
nutrient levels » nutrient elements
levels patterns » level patterns, level pattern, event patterns
array sharing » arrays bearing, array imaging, way sharing
array string » array strong, array forming, array using

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

• Performing a fuzzy search may retrieve terms with similar spellings: nutrient levels patterns recognition ((array sharing) or (((array string) or (arrays strings))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nutrient levels patterns recognition ((array sharing) OR (((array string) OR (arrays strings)))).
• Adding a wildcard symbol may retrieve word variants: nutrient levels patterns recognition ((array sharing) or (((array string) or (arrays strings))))*.