Perhaps you should try some spelling variations:
"e development strategies." » "e development strategy.", "sme development strategies.", "mine development strategies.", "site development strategies."
"e development services." » "e development process.", "sme development services.", "mine development services.", "site development services."
"a development series." » "a development agencies.", "a development strategy.", "a development policies."

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• Adding a wildcard symbol may retrieve word variants: (("e development strategies.") or ((("e development services.") or ("a development series."))))*.