Perhaps you should try some spelling variations:
"texts symposium series" » "texts symposium semi", "texts symposium sas", "texts symposium spire", "texas symposium series", "sexta symposium series", "steels symposium series"
"abacus symposium sss" » "acs symposium sss", "aaas symposium sss", "spaces symposium sss", "abacus symposium sas"
"bacus symposium sss" » "bacus symposium sas"

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