Perhaps you should try some spelling variations:
yang yang » wang yan
wang yang » wang yan, wang liang, wang yanling
dong sind » dong sin, dong bin, dong ping
hua chen » jui chen, yu chen, a chen
wang lin » wang qin, yang lin, wang limin
gong hui » tong hui, tong shui, wang hui
wang li » wang lei, tang li, wang di

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((yang yang) or (wang yang))) or (dong sind)) ya hua chen ((wang lin) OR (wang li)) gong hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((yang yang) OR (wang yang))) OR (dong sind)) ya hua chen ((wang lin) OR (wang li)) gong hui ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((yang yang) or (wang yang))) or (dong sind)) ya hua chen ((wang lin) OR (wang li)) gong hui ;*".