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

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