Perhaps you should try some spelling variations:
"acs symposium ismisi" » "acs symposium ismis", "acs symposium iscis", "acs symposium isms", "bacus symposium ismisi", "lakes symposium ismisi", "chaos symposium ismisi"
"games symposium ismisi" » "games symposium ismis", "games symposium iscis", "games symposium isms", "lakes symposium ismisi", "bacus symposium ismisi", "cities symposium ismisi"
"gauss symposium ii" » "bacus symposium ii", "lakes symposium ii", "npss symposium ii", "gauss symposium iv", "gauss symposium i", "gauss symposium ismis"
"das symposium sss" » "das symposion sss", "bacus symposium sss", "texas symposium sss", "das symposium sas"

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