Perhaps you should try some spelling variations:
"smmine development africa." » "mine development africa.", "site development africa.", "line development africa.", "smminmine development africa.", "smminsite development africa.", "smmintrade development africa."
"sme development africa." » "trade development africa.", "smmine development africa.", "smsite development africa.", "smtrade development africa."
"e development strategy." » "mine development strategy.", "site development strategy.", "trade development strategy."

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 strategy.") or ((("sme development africa.") OR ("smmine development africa."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("e development strategy.") OR ((("sme development africa.") OR ("smmine development africa."))))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"e development strategy.\") or (((\"sme development africa.\") OR (\"smmine development africa.\"))))*".
• Removing quotes may allow a broader search: (( e development strategy. ) or ((( sme development africa. ) OR ( smmine development africa. ))))*.