Perhaps you should try some spelling variations:
irrigation requirements » irrigation equipment, nutrition requirements
requirements cawe » requirements case, requirements c.w, requirements can
cawe dimensional » scale dimensional, lower dimensional, large dimensional
array string » arrays strings, array sharing, array forming
array strong » array sharing, norway strong, stay strong

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