Perhaps you should try some spelling variations:
"synchronize stepping" » "synchronism stepping", "synchronizing stepping", "synchronize stopping", "synchronize shopping", "synchronize shipping"
"synchronized stepping" » "synchronismd stepping", "synchronizingd stepping", "synchronized stopping", "synchronized shopping", "synchronized shipping"
"synchronised streaming" » "synchronism streaming", "synchronising streaming", "synchronised treating"

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

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