Perhaps you should try some spelling variations:
"bacus symposium series" » "bacus symposium sas", "bacus symposium sss", "bacus symposium spire"
"acs symposium sieds" » "acs symposium sas", "acs symposium sss", "acs symposium ssd", "lakes symposium sieds", "games symposium sieds", "gauss symposium sieds"
"das symposium ismis" » "das symposium isaac", "das symposium isvc", "das symposion ismis", "texas symposium ismis", "lakes symposium ismis"
"acs symposium semi" » "acs symposium sas", "acs symposium sss", "acs symposium sagt", "lakes symposium semi", "games symposium semi", "gauss symposium semi"
"acs symposium irs" » "lakes symposium irs", "games symposium irs", "gauss symposium irs", "acs symposium iv", "acs symposium i", "acs symposium iii"
"das symposium ii" » "das symposion ii", "texas symposium ii", "lakes symposium ii", "das symposium iv", "das symposium i", "das symposium isvc"

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