Perhaps you should try some spelling variations:
yuan wang » yan wang, yuan kang, yuan chang
yang yang » wang yang, wang yan
yang jun » yang jui, pang jun, yang jin
yang jie » yang jin, yang di, yang jui
wong yue » wang yue, hong yu
hua ren » hua chen
yang li » yang lin, yang di, yang xi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yuan wang) or (yang yang)) wang hua ren ((((yang jun) or (yang jie))) or (yang li)) wong yue ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yuan wang) OR (yang yang)) wang hua ren ((((yang jun) OR (yang jie))) OR (yang li)) wong yue ;.
• Adding a wildcard symbol may retrieve word variants: ((yuan wang) or (yang yang)) wang hua ren ((((yang jun) or (yang jie))) or (yang li)) wong yue ;*.