Perhaps you should try some spelling variations:
development strategies » development strategy
development studies » development series, development services, development strategy
smmine development » mine development, sme development, site development
e development » sme development, mine development, site development

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( e development strategies. ) or ( smmine development studies. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( e development strategies. ) OR ( smmine development studies. )).
• Adding a wildcard symbol may retrieve word variants: (( e development strategies. ) or ( smmine development studies. ))*.