Perhaps you should try some spelling variations:
abacus symposium » bacus symposium, acs symposium, aaas symposium
symposium series » symposium semi, symposium sas, symposium sss
symposium sagt » symposium sas, symposium sss
cas symposium » chaos symposium, aaas symposium, cles symposium
das symposium » das symposion, bacus symposium, texas symposium

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: (( abacus symposium series ) OR ((( ((cas symposium) OR (das symposium)) sams ) OR ( abacus symposium sagt )))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( abacus symposium series ) or ((( ((cas symposium) OR (das symposium)) sams ) or ( abacus symposium sagt ))))".
• Adding a wildcard symbol may retrieve word variants: (( abacus symposium series ) or ((( ((cas symposium) OR (das symposium)) sams ) or ( abacus symposium sagt ))))*.