Perhaps you should try some spelling variations:
"asian development studies." » "asian development services.", "asian development strategies.", "asian development strategy.", "human development studies.", "urban development studies.", "clean development studies."
"city development process." » "city development projects.", "city development programs.", "city development policies.", "child development process.", "capacity development process.", "capital development process."
"a development series." » "a development services.", "a development agencies.", "a development africa.", "_ 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 series.") or ("asian development studies."))) or ("city development process."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("a development series.") OR ("asian development studies."))) OR ("city development process.")).
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• Adding a wildcard symbol may retrieve word variants: (((("a development series.") or ("asian development studies."))) or ("city development process."))*.