Perhaps you should try some spelling variations:
lang hyoung » wang hyoung, kang young, hwang byoung
quan guan » gan guan, quan guo, yan guan
dang hari » dang hai
gun guan » gan guan, gui guan, tuo guan
fan ying » fan xing, ran ying, tan ying
ying hua » ming hua, wang hua, ying zhu
hua dang » hua jiang, duc dang, hua ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: lang hyoung ((gun guan) or (quan guan)) fan ying hua dang hari ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang hyoung ((gun guan) OR (quan guan)) fan ying hua dang hari ;*.