Perhaps you should try some spelling variations:
"_ development strategies." » "_ development strategy."
"e development process." » "e development projects.", "e development programs.", "e development policies.", "sme development process.", "site development process.", "trade development process."
"mine development series." » "mine development services.", "mine development agencies.", "mine development strategy.", "sme development series.", "trade development series.", "business development series.", "minsme development series.", "minsite development series.", "mintrade development series."

Try widening your search to All Fields.

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• Performing a fuzzy search may retrieve terms with similar spellings: (((("mine development series.") or ("_ development strategies."))) or ("e development process."))~.
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• Adding a wildcard symbol may retrieve word variants: (((("mine development series.") or ("_ development strategies."))) or ("e development process."))*.