Perhaps you should try some spelling variations:
"e development strategies." » "e development strategy.", "mine development strategies.", "site development strategies.", "trade development strategies."
"sme development studies." » "sme development series.", "sme development services.", "sme development strategy.", "trade development studies.", "smmine development studies.", "smsite development studies.", "smtrade development studies."
"e development africa." » "mine development africa.", "site development africa.", "trade development africa."

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