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."
"a development series." » "a development services.", "a development agencies.", "a development africa.", "_ development series.", "clean development series.", "city development series."
"asian development series." » "asian development services.", "asian development agencies.", "asian development africa.", "human development series.", "urban development series.", "clean development series."

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (("a development studies.") or ((("a development series.") OR ("asian development series."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("a development studies.") OR ((("a development series.") OR ("asian development series.")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"a development studies.\") or (((\"a development series.\") OR (\"asian development series.\"))))".
• Removing quotes may allow a broader search: (( a development studies. ) or ((( a development series. ) OR ( asian development series. )))).
• Adding a wildcard symbol may retrieve word variants: (("a development studies.") or ((("a development series.") OR ("asian development series."))))*.