Perhaps you should try some spelling variations:
"synchronised stemming" » "synchronism stemming", "synchronising stemming", "synchronised steering", "synchronised stealing", "synchronised stenning"
"synchronised stepping" » "synchronism stepping", "synchronising stepping", "synchronised stopping", "synchronised shopping", "synchronised shipping"
"synchronised flemming" » "synchronism flemming", "synchronising flemming", "synchronised fleming"
"synchronized stemming" » "synchronized steering", "synchronized stealing", "synchronized stenning", "synchronismd stemming", "synchronizingd stemming"
"synchronize streaming" » "synchronism streaming", "synchronizing streaming", "synchronize 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 stepping"))) or ((("synchronize streaming") or ("synchronized stemming"))))) or ("synchronised flemming"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((((("synchronised stemming") OR ("synchronised stepping"))) OR ((("synchronize streaming") OR ("synchronized stemming"))))) OR ("synchronised flemming")).
• Removing quotes may allow a broader search: (((((( synchronised stemming ) or ( synchronised stepping ))) or ((( synchronize streaming ) or ( synchronized stemming ))))) or ( synchronised flemming )).
• Adding a wildcard symbol may retrieve word variants: (((((("synchronised stemming") or ("synchronised stepping"))) or ((("synchronize streaming") or ("synchronized stemming"))))) or ("synchronised flemming"))*.