Perhaps you should try some spelling variations:
"a development studies." » "a development services.", "a development strategies.", "a development strategy.", "_ development studies.", "clean development studies.", "city development studies."
"asian development studies." » "asian development services.", "asian development strategies.", "asian development strategy.", "urban development studies.", "clean development studies.", "capital development studies."
"human development series." » "human development services.", "human development agencies.", "human development africa."

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• Performing a fuzzy search may retrieve terms with similar spellings: (("a development studies.") or ((("asian development studies.") or ("human development series."))))~.
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• Adding a wildcard symbol may retrieve word variants: (("a development studies.") or ((("asian development studies.") or ("human development series."))))*.