Perhaps you should try some spelling variations:
wang liang » wang yang
liang mang » liang dan, liang tan, liang ying
von sprach » von sprache, von sprachen
kong saur » kong sar, kong siu, kong your
mang yul » wang yue, sang yu, tang yun
yul chen » yulu chen, yu chen, yun chen
yang yi » yang jui
yang xi » yang jui

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: wang liang mang yul chen ((((yang yi) OR (yang xi))) OR (yang di)) ((von sprach) OR (kong saur)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang liang mang yul chen ((((yang yi) or (yang xi))) or (yang di)) ((von sprach) or (kong saur)) ;*.