Perhaps you should try some spelling variations:
wang yang » wang liang, wang yanling
yang hua » wang hua, yang hui, ying hua
wang hui » wang hua, wang zhi, wang wei
rene han » rene ten
xin gong » xian gong, xin tong
gong hui » tong hui, tong shui, gong si
han xin » hai xin, han min, tan xin

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang yang) or (wang yan)) ((yang hua) or (wang hui)) rene han xin gong hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yang) OR (wang yan)) ((yang hua) OR (wang hui)) rene han xin gong hui ;*.