Perhaps you should try some spelling variations:
"acs symposium ismis" » "acs symposium isaac", "acs symposium isvc", "lakes symposium ismis", "games symposium ismis", "gauss symposium ismis", "acs symposium isvcsmis"
"acs symposium sieds" » "acs symposium series", "acs symposium sas", "acs symposium sss", "lakes symposium sieds", "games symposium sieds", "gauss symposium sieds"
"acs symposium iv" » "lakes symposium iv", "games symposium iv", "gauss symposium iv", "acs symposium isvc", "acs symposium isvcv"
"das symposium ii" » "das symposion ii", "texas symposium ii", "lakes symposium ii", "das symposium isvc", "das symposium ieee", "das symposium isvci"
"bacus symposium i" » "bacus symposium isvc", "abacus symposium i", "backs symposium i", "baus symposium i"

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