Perhaps you should try some spelling variations:
hwang byoung » wang hyoung, kang young
lang hyoung » wang hyoung, kang young
gain yang » dan yang, daun yang, tan yang
dang hari » dang hai
wang yue » wong yue, wang hua, wang yan
yan kun » yan guan, yan yuan
yang xi » yang di, yang yi, yang jui
xi dang » xi kang, xi zhang

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 hyoung) OR (hwang byoung)) ((yan kun) OR (wang yue)) gain yang xi dang hari ;~.
• Adding a wildcard symbol may retrieve word variants: ((lang hyoung) or (hwang byoung)) ((yan kun) or (wang yue)) gain yang xi dang hari ;*.