Talvez debería tentar con algunhas variantes ortográficas:
irrigation requirements » irrigation equipment, nutrition requirements
requirements control » requirements controller, requirements common, requirements concept
control extending » control enhancing, control leading
array string » arrays strings, array sharing, array forming
array strong » array sharing, norway strong, stay strong
array along » arrays long, array arcing, array paving

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 control extending ((array along) or (((array string) or (array strong))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: irrigation requirements control extending ((array along) OR (((array string) OR (array strong)))).
• Adding a wildcard symbol may retrieve word variants: irrigation requirements control extending ((array along) or (((array string) or (array strong))))*.