Perhaps you should try some spelling variations:
future development » estate development, resource development, software development
development state » development stage, developmental state, redevelopment state
mine development » sme development, trade development, business development
state status » state states, states states, staff status
real mine » real line, real money, coal mine
et future » et futures, east future, meet future
step » steps

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( real mine development strategy (step OR stop) ) or ( et future development state status ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( real mine development strategy (step OR stop) ) OR ( et future development state status ))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( real mine development strategy (step OR stop) ) or ( et future development state status ))*".