Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
yuan kang » yuan wang, yuan chang, chan kang
kang yang » wang yang, kang young, huang yang
yong yan » dong yang, ying yang, yong yoon
lin zong » lin meng
lin ling » liu ling, ling liong, lin meng
yi zong » yi rong

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((yong yan) or (yang yang)) yuan kang yang ((yi zong) or (((lin zong) OR (lin ling)))) hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yong yan) OR (yang yang)) yuan kang yang ((yi zong) OR (((lin zong) OR (lin ling)))) hai ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yong yan) or (yang yang)) yuan kang yang ((yi zong) or (((lin zong) OR (lin ling)))) hai ;".
• Adding a wildcard symbol may retrieve word variants: wang ((yong yan) or (yang yang)) yuan kang yang ((yi zong) or (((lin zong) OR (lin ling)))) hai ;*.