Perhaps you should try some spelling variations:
"synchronised stemming" » "synchronized stemming", "synchronism stemming", "synchronize stemming", "synchronised streaming", "synchronised flemming", "synchronised stepping"
"synchronised steering" » "synchronized steering", "synchronism steering", "synchronize steering"
"synchronised treating" » "synchronized treating", "synchronism treating", "synchronize treating", "synchronised creating", "synchronised heating", "synchronised relating"

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 steering"))) or ("synchronised treating"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("synchronised stemming") OR ("synchronised steering"))) OR ("synchronised treating")).
• Removing quotes may allow a broader search: (((( synchronised stemming ) or ( synchronised steering ))) or ( synchronised treating )).
• Adding a wildcard symbol may retrieve word variants: (((("synchronised stemming") or ("synchronised steering"))) or ("synchronised treating"))*.