Perhaps you should try some spelling variations:
"synchronised swimming" » "synchronized swimming", "synchronism swimming", "synchronize swimming", "synchronised stemming"
"synchronised streaming" » "synchronized streaming", "synchronism streaming", "synchronize streaming", "synchronised treating"
"synchronised flemming" » "synchronized flemming", "synchronism flemming", "synchronize flemming", "synchronised fleming"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("synchronised swimming") or ((("synchronised streaming") or ("synchronised flemming"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("synchronised swimming") OR ((("synchronised streaming") OR ("synchronised flemming")))).
• Removing quotes may allow a broader search: (( synchronised swimming ) or ((( synchronised streaming ) or ( synchronised flemming )))).
• Adding a wildcard symbol may retrieve word variants: (("synchronised swimming") or ((("synchronised streaming") or ("synchronised flemming"))))*.