Perhaps you should try some spelling variations:
yang yangg » wang yang, ying yang
yang yang » wang yang, wang yan
yang jin » yang jie, yang jun, ying jin
yang lin » wang lin, yang liang, huang lin
di rene » di rete, dr rene, i rene
yang li » yang di, yang xi, yang yi
rong yu » hong yu, rong su, wong yue

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 ((yang yang) OR (yang jin)) di rene ((((yang li) OR (yang lin))) OR (yang yangg)) rong yu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yang yang) or (yang jin)) di rene ((((yang li) OR (yang lin))) or (yang yangg)) rong yu ;~".
• Adding a wildcard symbol may retrieve word variants: wang ((yang yang) or (yang jin)) di rene ((((yang li) OR (yang lin))) or (yang yangg)) rong yu ;*.