Perhaps you should try some spelling variations:
wang yang » wang yan, wang yanling
hong hong » hong kong, hong jong, hong ng
di rene » dr rene, i rene, di erence
ii rene » iii rene, i rene, wie rene
gang li » gan li, tang li, wang li
li hong » le hong, li cong, li rong
rete » crete, grete, rente

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 liang) OR (wang yang)) yan ((((di rene) OR (ii rene))) OR (di rete)) gang li hong hong ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang liang) or (wang yang)) yan ((((di rene) OR (ii rene))) or (di rete)) gang li hong hong ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang liang) or (wang yang)) yan ((((di rene) OR (ii rene))) or (di rete)) gang li hong hong ;*.