Perhaps you should try some spelling variations:
wang luhang » wang liang, wang lihong, wang yuhan
luhang ying » huang ying, liang ying, zhang ying
wang yang » wang yan, wang liang, wang yanling
seok hong » sek hong, seok jeong
kim song » kim young, kim eung
ying yu » ming yu, ping yu, ying zhu
yu wang » yue wang, yu fang, yu gang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang luhang ying yu wang yang ((seok hong) or (kim song)) hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang luhang ying yu wang yang ((seok hong) OR (kim song)) hai ;*.