Perhaps you should try some spelling variations:
scale assessments » social assessments, damage assessments, cycle assessment
technical report » technical support, technical experts
rich fertilizer » bio fertilizer
assessments a » assessments _, assessment a, assessment _
a technical » _ technical, 2 technical

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((rich fertilizer) or (from fertilizer)) scale assessments a technical report.~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((rich fertilizer) OR (from fertilizer)) scale assessments a technical report..
• Adding a wildcard symbol may retrieve word variants: ((rich fertilizer) or (from fertilizer)) scale assessments a technical report.*.