Perhaps you should try some spelling variations:
lakes symposium » bacus symposium
symposium sieds » symposium series, symposium sas, symposium semi
symposium irs » symposium iv, symposium i, symposium ii
symposium sss » symposium sas

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: (( lakes symposium irs ) OR ( lakes ((symposium sieds) OR (symposium sss)) )).
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( lakes symposium irs ) or ( lakes ((symposium sieds) OR (symposium sss)) ))".
• Adding a wildcard symbol may retrieve word variants: (( lakes symposium irs ) or ( lakes ((symposium sieds) OR (symposium sss)) ))*.