Perhaps you should try some spelling variations:
"a development studies." » "a development services.", "a development strategies.", "a development policies.", "_ development studies.", "clean development studies.", "asian development studies."
"sme development series." » "sme development services.", "sme development agencies.", "sme development africa.", "_ development series.", "asian development series.", "trade development series.", "sm_ development series.", "smmine development series.", "smsite development series."
"e development strategy." » "_ development strategy.", "mine development strategy.", "site development strategy."

Try widening your search to All Fields.

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