Perhaps you should try some spelling variations:
small states » small scale
states using » states during, rates using, estimates using
des klangs » des planungs
klangs und » klang und, langs und, klang sound
klang des » klang der, klarung des, klange das
und small » und smart, d small
dong sind » dong bin, dong ping

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

• Performing a fuzzy search may retrieve terms with similar spellings: klang des klangs und small states using ((dong sin) or (dong sind)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: klang des klangs und small states using ((dong sin) OR (dong sind)) ;*.