Perhaps you should try some spelling variations:
"acs symposium series" » "acs symposium semi", "acs symposium sas", "acs symposium sss", "bacus symposium series", "das symposium series", "lakes symposium series"
"abacus symposium i" » "bacus symposium i", "aaas symposium i", "spaces symposium i", "abacus symposium iv"
"acs symposium ismis" » "acs symposium isaac", "bacus symposium ismis", "das symposium ismis", "lakes symposium ismis", "acs symposium ivsmis"
"acs symposium isvc" » "acs symposium isaac", "bacus symposium isvc", "das symposium isvc", "lakes symposium isvc", "acs symposium ivsvc"
"acs symposium ii" » "bacus symposium ii", "das symposium ii", "lakes symposium ii", "acs symposium iv", "acs symposium ieee", "acs symposium ivi"

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 i") OR ((("acs symposium ii") OR ((("acs symposium ismis") OR ("acs symposium isvc"))))))) OR ("acs symposium series"))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"abacus symposium i\") or (((\"acs symposium ii\") or (((\"acs symposium ismis\") OR (\"acs symposium isvc\"))))))) or (\"acs symposium series\"))*".
• Removing quotes may allow a broader search: (((( abacus symposium i ) or ((( acs symposium ii ) or ((( acs symposium ismis ) OR ( acs symposium isvc ))))))) or ( acs symposium series ))*.