Perhaps you should try some spelling variations:
information environments » information environment, simulation environments
environments centric » environment centric, environments generic, environment centre
decision edited » decision aided, decision oriented, decision entities
decision fixed » decision field, decision aided, decision based
decision aid » decision _

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

• Performing a fuzzy search may retrieve terms with similar spellings: information environments centric ((decision edited) or (((decision fixed) OR (decision aid)))) lib~.
• If you are trying to use Boolean operators, they must be ALL CAPS: information environments centric ((decision edited) OR (((decision fixed) OR (decision aid)))) lib.
• The words AND, OR and NOT may confuse the search; try adding quotes: "information environments centric ((decision edited) or (((decision fixed) OR (decision aid)))) lib".
• Adding a wildcard symbol may retrieve word variants: information environments centric ((decision edited) or (((decision fixed) OR (decision aid)))) lib*.