Perhaps you should try some spelling variations:
yanling guang » yang guang
lang yanling » wang yanling, wang yangming, zhang yunling
von sprachen » von sprache, von sprach, und sprachen
wrong john » wong john, strong john, kong john
kong sara » kong sar
eu irene » eu ebene, _ irene, eu iran
von sap » von sa, von sam, von sach

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: lang yanling guang eu irene wrong john ((((von sap) OR (von sprachen))) OR (kong sara)) ;~.
• Adding a wildcard symbol may retrieve word variants: lang yanling guang eu irene wrong john ((((von sap) or (von sprachen))) or (kong sara)) ;*.