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
ran ying » fan ying, tan ying, jin ying
ying mu » yang mu, ying zhu, ying hua
mu dang » duc dang

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)) ran ying mu dang hari ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang hyoung ((gun guan) OR (quan guan)) ran ying mu dang hari ;*.