Perhaps you should try some spelling variations:
"cfaa water development perspectives series" » "cfaa water development projects series", "cfaa water development priorities series", "cfaa career development perspectives series", "cfaa sector development perspectives series"
"cfa estate development objectives series" » "cfa trade development objectives series", "cfa sme development objectives series", "cfa future development objectives series", "cfa estate development objectives semi", "cfa estate development objectives overview", "cfa estate development objectives seeking"

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (("cfa estate development objectives series") or ("cfaa water development perspectives series"))~.
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• Adding a wildcard symbol may retrieve word variants: (("cfa estate development objectives series") or ("cfaa water development perspectives series"))*.