Perhaps you should try some spelling variations:
"monitoring environmental policy and policy" » "marine environmental policy and policy", "improving environmental policy and policy", "control environmental policy and policy"
"managing environmental policy and policy" » "management environmental policy and policy", "marine environmental policy and policy"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (("monitoring environmental policy and policy") OR ("managing environmental policy and policy"))~.
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• Removing quotes may allow a broader search: (( monitoring environmental policy and policy ) OR ( managing environmental policy and policy )).
• Adding a wildcard symbol may retrieve word variants: (("monitoring environmental policy and policy") OR ("managing environmental policy and policy"))*.