Perhaps you should try some spelling variations:
"elgar operational resilience" » "elgar operational excellence", "elgar operational experience", "elgar organizational resilience", "pillar operational resilience", "year operational resilience", "gpr operational resilience"
"elgar operational efficiency" » "elgar computational efficiency", "pillar operational efficiency", "year operational efficiency", "gpr operational efficiency"
"elgar regional resilience" » "elgar regional science", "elter regional resilience", "algarve regional resilience", "near regional resilience"
"war regional resilience" » "war regional science", "der regional resilience", "toward regional resilience", "towards regional resilience"
"elgar regional reference" » "elgar regional conference", "elgar regional differences", "elgar regional convergence", "elter regional reference", "algarve regional reference", "near regional reference"

Try widening your search to All Fields.

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (("elgar regional reference") OR ((((("elgar regional resilience") OR ("war regional resilience"))) OR ((("elgar operational resilience") OR ("elgar operational efficiency")))))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"elgar regional reference\") or (((((\"elgar regional resilience\") OR (\"war regional resilience\"))) or (((\"elgar operational resilience\") or (\"elgar operational efficiency\"))))))".
• Removing quotes may allow a broader search: (( elgar regional reference ) or ((((( elgar regional resilience ) OR ( war regional resilience ))) or ((( elgar operational resilience ) or ( elgar operational efficiency )))))).
• Adding a wildcard symbol may retrieve word variants: (("elgar regional reference") or ((((("elgar regional resilience") OR ("war regional resilience"))) or ((("elgar operational resilience") or ("elgar operational efficiency"))))))*.