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

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("_ development studies.") or ((("e development process.") OR ("mine development process."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("_ development studies.") OR ((("e development process.") OR ("mine development process.")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"_ development studies.\") or (((\"e development process.\") OR (\"mine development process.\"))))".
• Removing quotes may allow a broader search: (( _ development studies. ) or ((( e development process. ) OR ( mine development process. )))).
• Adding a wildcard symbol may retrieve word variants: (("_ development studies.") or ((("e development process.") OR ("mine development process."))))*.