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 semi" » "acs symposium sss", "acs symposium sagt", "lakes symposium semi", "games symposium semi", "gauss symposium semi"
"das symposium ii" » "das symposion ii", "texas symposium ii", "lakes symposium ii", "das symposium i", "das symposium isvc", "das symposium ieee"
"acs symposium sas" » "lakes symposium sas", "games symposium sas", "gauss symposium sas", "acs symposium sans", "acs symposium sams"
"bacus symposium iv" » "bacus symposium isvc", "abacus symposium iv", "backs symposium iv", "baus symposium iv"

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 iv") OR ((("das symposium ii") OR ("acs symposium ismis"))))) OR ((("acs symposium semi") OR ("acs symposium sas")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"bacus symposium iv\") or (((\"das symposium ii\") or (\"acs symposium ismis\"))))) or (((\"acs symposium semi\") OR (\"acs symposium sas\"))))".
• Removing quotes may allow a broader search: (((( bacus symposium iv ) or ((( das symposium ii ) or ( acs symposium ismis ))))) or ((( acs symposium semi ) OR ( acs symposium sas )))).
• Adding a wildcard symbol may retrieve word variants: (((("bacus symposium iv") or ((("das symposium ii") or ("acs symposium ismis"))))) or ((("acs symposium semi") OR ("acs symposium sas"))))*.