Perhaps you should try some spelling variations:
"games symposium iv" » "das symposium iv", "cities symposium iv", "eines symposiums iv", "games symposium isvc", "games symposium isvcv"
"acs symposium ismis" » "acs symposium isaac", "acs symposium isvc", "das symposium ismis", "chaos symposium ismis", "ecsis symposium ismis", "acs symposium isvcsmis"
"gauss symposium semi" » "npss symposium semi", "das symposium semi", "chassis symposium semi", "gauss symposium sas", "gauss symposium sss", "gauss symposium sagt"
"lakes symposium iv" » "lakes symposium isvc", "lakes symposium isvcv"
"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 ((((("games symposium iv") OR ("lakes symposium iv"))) OR ("acs symposium ismis"))))) OR ("gauss symposium semi")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"bacus symposium i\") or (((((\"games symposium iv\") OR (\"lakes symposium iv\"))) or (\"acs symposium ismis\"))))) or (\"gauss symposium semi\"))".
• Removing quotes may allow a broader search: (((( bacus symposium i ) or ((((( games symposium iv ) OR ( lakes symposium iv ))) or ( acs symposium ismis ))))) or ( gauss symposium semi )).
• Adding a wildcard symbol may retrieve word variants: (((("bacus symposium i") or ((((("games symposium iv") OR ("lakes symposium iv"))) or ("acs symposium ismis"))))) or ("gauss symposium semi"))*.