Perhaps you should try some spelling variations:
"abacus symposium iv" » "bacus symposium iv", "aaas symposium iv", "spaces symposium iv", "abacus symposium isvc"
"acs symposium ismis" » "acs symposium isaac", "acs symposium isvc", "bacus symposium ismis", "das symposium ismis", "lakes symposium ismis"
"acs symposium semi" » "acs symposium sas", "acs symposium sss", "acs symposium sagt", "bacus symposium semi", "das symposium semi", "lakes symposium semi"
"acs symposium ii" » "bacus symposium ii", "das symposium ii", "lakes symposium ii", "acs symposium i", "acs symposium isvc", "acs symposium ieee"

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: (((("abacus symposium iv") OR ((("acs symposium ii") OR ("acs symposium ismis"))))) OR ("acs symposium semi")).
• Removing quotes may allow a broader search: (((( abacus symposium iv ) or ((( acs symposium ii ) or ( acs symposium ismis ))))) or ( acs symposium semi )).
• Adding a wildcard symbol may retrieve word variants: (((("abacus symposium iv") or ((("acs symposium ii") or ("acs symposium ismis"))))) or ("acs symposium semi"))*.