Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
hua rene » hua ren, juan rene
ying jin » yang jin, jing ji, yang jie
jin wong » jin song, john wong, jin ying
wong sau » wong sam, wong siu, wong shiu
yan yan » yan yuan, nan yan, wang yan
wang » wing, lang

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR wan) ((yan yan) OR (yang yang)) hua rene ying jin wong sau ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(wang or wan) ((yan yan) OR (yang yang)) hua rene ying jin wong sau ;~".
• Adding a wildcard symbol may retrieve word variants: (wang or wan) ((yan yan) OR (yang yang)) hua rene ying jin wong sau ;*.