Perhaps you should try some spelling variations:
"abacus symposium series" » "aaas symposium series", "spaces symposium series", "bibos symposium series", "abacus symposium semi", "abacus symposium sss", "abacus symposium spire"
"acs symposium series" » "acs symposium semi", "acs symposium sss", "acs symposium spire", "das symposium series", "games symposium series", "gauss symposium series"
"lakes symposium series" » "lakes symposium semi", "lakes symposium sss", "lakes symposium spire"
"bacus symposium series" » "bacus symposium semi", "bacus symposium sss", "bacus symposium spire"
"acs symposium sas" » "das symposium sas", "games symposium sas", "gauss symposium sas", "acs symposium sans", "acs symposium sams"

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