Perhaps you should try some spelling variations:
"synfire chain" » "synfire chains", "entire chain", "synfue chains"
"single chains" » "single chain", "single domains", "single chip"
"singie chain" » "single chain", "side chain", "single chip"

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (((((("synfire chain") OR ("singie chain"))) OR ("single channel"))) OR ("single chains")).
• Removing quotes may allow a broader search: (((((( synfire chain ) or ( singie chain ))) or ( single channel ))) or ( single chains )).
• Adding a wildcard symbol may retrieve word variants: (((((("synfire chain") or ("singie chain"))) or ("single channel"))) or ("single chains"))*.