Perhaps you should try some spelling variations:
wang shiyong » wang hyoung
wang luhang » wang liang, wang lihong, wang yuhan
cheng zhang » cheng han, zhen zhang, chen zheng
chen zhang » zhen zhang, chen zheng, chen shuang
cone sun » cong sun
fang n » fang _, fang a
a cone » a code, a convex, a contre

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang luhang) or (wang shiyong)) fang n ((chen zhang) OR (cheng zhang)) a cone sun ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang luhang) OR (wang shiyong)) fang n ((chen zhang) OR (cheng zhang)) a cone sun ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang luhang) or (wang shiyong)) fang n ((chen zhang) OR (cheng zhang)) a cone sun ;*".