Perhaps you should try some spelling variations:
yanling yang » yang yang, ying yang
sung myung » song byung
song yong » kong young, song byung, song chong
yang der » gang der, yang dean, klang der
der best » der besitz
best kim » best time, best fit, test kit
wang » wing, wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yanling yang der best kim ((song yong) or (sung myung)) suk ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yanling yang der best kim ((song yong) OR (sung myung)) suk ;.
• Adding a wildcard symbol may retrieve word variants: wang yanling yang der best kim ((song yong) or (sung myung)) suk ;*.