Perhaps you should try some spelling variations:
procurement procedures » procurement process
procurement practices » procurement processes, procurement process, procurement policies
current perspectives » future perspectives
current practices » corrupt practices, market practices

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((current perspectives) or (((current practices) or (((procurement practices) OR (procurement procedures))))))) or (current prices)) in social theory ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((current perspectives) OR (((current practices) OR (((procurement practices) OR (procurement procedures))))))) OR (current prices)) in social theory ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((current perspectives) or (((current practices) or (((procurement practices) OR (procurement procedures))))))) or (current prices)) in social theory ;".
• Adding a wildcard symbol may retrieve word variants: ((((current perspectives) or (((current practices) or (((procurement practices) OR (procurement procedures))))))) or (current prices)) in social theory ;*.