Perhaps you should try some spelling variations:
zhang yan » zhang fan, zhang jian, wang yan
chang yun » chong yun, chang hsun, chae yun
gain yang » dan yang, daun yang, tan yang
lang yan » wang yan, wang yang, yang yang
yang yun » yang jun, tang yun, yang yue
yan kun » yan guan, yan yuan
yang yi » yang di, yang xi, yang jui
yi dang » yi gang, yi yang, yi chang
hai » hadi, haji, hari

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((lang yan) OR (zhang yan)) ((((chang yun) or (yang yun))) or (yan kun)) gain yang yi dang hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((lang yan) OR (zhang yan)) ((((chang yun) OR (yang yun))) OR (yan kun)) gain yang yi dang hai ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((lang yan) OR (zhang yan)) ((((chang yun) or (yang yun))) or (yan kun)) gain yang yi dang hai ;".
• Adding a wildcard symbol may retrieve word variants: ((lang yan) OR (zhang yan)) ((((chang yun) or (yang yun))) or (yan kun)) gain yang yi dang hai ;*.