Perhaps you should try some spelling variations:
"clean development strategies." » "clean development strategy.", "human development strategies.", "urban development strategies."
"e development studies." » "e development series.", "e development services.", "e development strategy.", "sme development studies.", "mine development studies.", "site development studies."
"_ development studies." » "_ development series.", "_ development services.", "_ development strategy."

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