Perhaps you should try some spelling variations:
"synchronised stemming" » "synchronized stemming", "synchronize stemming", "synchronised steering", "synchronised stealing", "synchronised stenning"
"synchronised flemming" » "synchronized flemming", "synchronize flemming", "synchronised fleming"
"synchronising stemming" » "synchronising steering", "synchronising stealing", "synchronising stenning", "synchronizing stemming", "synchronisations stemming"
"synchronism stemming" » "synchronism steering", "synchronism stealing", "synchronism stenning", "synchronize stemming", "synchronized stemming"
"synchronism stepping" » "synchronize stepping", "synchronized stepping", "synchronism stopping", "synchronism shopping", "synchronism shipping"
"synchronism streaming" » "synchronize streaming", "synchronized streaming", "synchronism treating"

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((((("synchronised stemming") OR ("synchronised flemming"))) or ("synchronising stemming"))) or ((((("synchronism stemming") or ("synchronism stepping"))) or ("synchronism streaming"))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((("synchronised stemming") OR ("synchronised flemming"))) OR ("synchronising stemming"))) OR ((((("synchronism stemming") OR ("synchronism stepping"))) OR ("synchronism streaming")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((((\"synchronised stemming\") OR (\"synchronised flemming\"))) or (\"synchronising stemming\"))) or (((((\"synchronism stemming\") or (\"synchronism stepping\"))) or (\"synchronism streaming\"))))".
• Removing quotes may allow a broader search: (((((( synchronised stemming ) OR ( synchronised flemming ))) or ( synchronising stemming ))) or ((((( synchronism stemming ) or ( synchronism stepping ))) or ( synchronism streaming )))).
• Adding a wildcard symbol may retrieve word variants: (((((("synchronised stemming") OR ("synchronised flemming"))) or ("synchronising stemming"))) or ((((("synchronism stemming") or ("synchronism stepping"))) or ("synchronism streaming"))))*.