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

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 semi") OR ("bacus symposium sagt"))))*.
• Removing quotes may allow a broader search: (( abacus symposium series ) or ((( acs symposium semi ) or ( bacus symposium sagt ))))*.