Perhaps you should try some spelling variations:
"acs symposium ismis" » "acs symposium isaac", "acs symposium isvc", "bacus symposium ismis", "das symposium ismis", "games symposium ismis", "acs symposium ivsmis", "acs symposium isvcsmis"
"lakes symposium ii" » "bacus symposium ii", "lakes symposium iv", "lakes symposium isvc", "lakes symposium ieee", "lakes symposium ivi", "lakes symposium isvci"
"lakes symposium i" » "bacus symposium i", "lakes symposium iv", "lakes symposium isvc"
"das symposion sss" » "das symposium sss", "das symposion des", "das symposion aus"

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