Talvez debería tentar con algunhas variantes ortográficas:
irrigation requirements » irrigation equipment, nutrition requirements
requirements based » requirements a
routing method » routing methods, counting method, coating method
method lisa » method linear, method laser

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 based routing method lisa~.
• Adding a wildcard symbol may retrieve word variants: irrigation requirements based routing method lisa*.