Perhaps you should try some spelling variations:
von sprach » von sprache, von sprachen
wang yong » wang yang, wang hyoung, wang yan
kong star » kong sar
yong yan » yang yang, dong yang, ying yang
yang jui » yang xi, yang yi
yu chen » yu cheng, yi chen, yulu chen
yan yu » yun yu, yan yuan, yang yue

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yong yan yu chen ((((yang jui) OR (yang judy))) or (yang di)) ((von sprach) or (kong star)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yong yan yu chen ((((yang jui) OR (yang judy))) OR (yang di)) ((von sprach) OR (kong star)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yong yan yu chen ((((yang jui) OR (yang judy))) or (yang di)) ((von sprach) or (kong star)) ;*".