Perhaps you should try some spelling variations:
"das symposium series" » "das symposium semi", "das symposium sas", "das symposium sss", "das symposion series", "texas symposium series", "npss symposium series"
"lakes symposium series" » "lakes symposium semi", "lakes symposium sas", "lakes symposium sss"
"acs symposium sieds" » "acs symposium sas", "acs symposium sss", "acs symposium semi", "games symposium sieds", "gauss symposium sieds", "chaos symposium sieds"
"baus symposium irs" » "gauss symposium irs", "brass symposium irs", "birs symposium irs", "baus symposium i", "baus symposium iii", "baus symposium ida"
"acs symposium ii" » "games symposium ii", "gauss symposium ii", "chaos symposium ii", "acs symposium i", "acs symposium ismis", "acs symposium isvc"
"bacus symposium iv" » "bacus 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: (((((("baus symposium irs") OR ("bacus symposium iv"))) OR ("acs symposium ii"))) OR ((("acs symposium sieds") OR ((("das symposium series") OR ("lakes symposium series")))))).
• Removing quotes may allow a broader search: (((((( baus symposium irs ) or ( bacus symposium iv ))) or ( acs symposium ii ))) or ((( acs symposium sieds ) or ((( das symposium series ) or ( lakes symposium series )))))).
• Adding a wildcard symbol may retrieve word variants: (((((("baus symposium irs") or ("bacus symposium iv"))) or ("acs symposium ii"))) or ((("acs symposium sieds") or ((("das symposium series") or ("lakes symposium series"))))))*.