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

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("sme development studies.") or ("a development series."))) or ("sm_ development strategies."))~.
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• Adding a wildcard symbol may retrieve word variants: (((("sme development studies.") or ("a development series."))) or ("sm_ development strategies."))*.