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

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: (((("a development strategies.") or ("_ development studies."))) or ("city development services."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("a development strategies.") OR ("_ development studies."))) OR ("city development services.")).
• Removing quotes may allow a broader search: (((( a development strategies. ) or ( _ development studies. ))) or ( city development services. )).
• Adding a wildcard symbol may retrieve word variants: (((("a development strategies.") or ("_ development studies."))) or ("city development services."))*.