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

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