Perhaps you should try some spelling variations:
"lakes symposium ismis" » "lakes symposium isaac", "lakes symposium isvc", "lakes symposium ivsmis", "lakes symposium isvcsmis"
"das symposium sieds" » "das symposium series", "das symposium sas", "das symposium sss", "das symposion sieds", "texas symposium sieds", "npss symposium sieds"
"acs symposium ii" » "games symposium ii", "gauss symposium ii", "chaos symposium ii", "acs symposium iv", "acs symposium isvc", "acs symposium ieee", "acs symposium ivi", "acs symposium isvci"
"acs symposium ivi" » "games symposium ivi", "gauss symposium ivi", "chaos symposium ivi", "acs symposium iv", "acs symposium iii", "acs symposium isi", "acs symposium ivvi", "acs symposium isvcvi"
"bacus symposium i" » "bacus symposium iv", "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 ((((("acs symposium ii") OR ("acs symposium ivi"))) OR ("lakes symposium ismis"))))) OR ("das symposium sieds")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"bacus symposium i\") or (((((\"acs symposium ii\") OR (\"acs symposium ivi\"))) or (\"lakes symposium ismis\"))))) or (\"das symposium sieds\"))".
• Removing quotes may allow a broader search: (((( bacus symposium i ) or ((((( acs symposium ii ) OR ( acs symposium ivi ))) or ( lakes symposium ismis ))))) or ( das symposium sieds )).
• Adding a wildcard symbol may retrieve word variants: (((("bacus symposium i") or ((((("acs symposium ii") OR ("acs symposium ivi"))) or ("lakes symposium ismis"))))) or ("das symposium sieds"))*.