Perhaps you should try some spelling variations:
lang yan » wang yan, wang yang, zhang yan
yang yun » yang jun, tang yun, yang yue
wang yue » wong yue, wang hua, wang yan
tan yang » dan yang, tan ying, tan yong
yan kun » yan guan, yan yuan
yang yi » yang di, yang xi, yang jui
yi gang » ii gang, i gang, li gang

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 yan ((((yang yun) OR (yan kun))) OR (wang yue)) tan yang yi gang (hai OR hadi) ;~.
• Adding a wildcard symbol may retrieve word variants: lang yan ((((yang yun) or (yan kun))) or (wang yue)) tan yang yi gang (hai or hadi) ;*.