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

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