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

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 studies.") or ("a development agencies."))) or ("asian development studies."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("a development studies.") OR ("a development agencies."))) OR ("asian development studies."))*.
• Removing quotes may allow a broader search: (((( a development studies. ) or ( a development agencies. ))) or ( asian development studies. ))*.