Perhaps you should try some spelling variations:
"urban development services." » "urban development agencies.", "urban development africa.", "human development services."
"a development process." » "a development projects.", "a development programs.", "a development policies.", "clean development process.", "asian development process.", "city development process."
"_ development series." » "_ development agencies.", "_ development africa.", "_ development strategies."

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("_ development series.") or ((("a development process.") or ("urban development services."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("_ development series.") OR ((("a development process.") OR ("urban development services.")))).
• Removing quotes may allow a broader search: (( _ development series. ) or ((( a development process. ) or ( urban development services. )))).
• Adding a wildcard symbol may retrieve word variants: (("_ development series.") or ((("a development process.") or ("urban development services."))))*.