Perhaps you should try some spelling variations:
wang shiyong » wang hyoung
wang lihong » wang liang
yang hua » wang hua, yang hui, ying hua
hua rain » hua ban, hua ren
rain yan » nan yan, ren yan
jiu cong » li cong
yan jiu » yang jie, yang jin, pang jiu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang lihong) OR (wang shiyong)) yang hua rain yan jiu cong shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang lihong) OR (wang shiyong)) yang hua rain yan jiu cong shu ;".
• Adding a wildcard symbol may retrieve word variants: ((wang lihong) OR (wang shiyong)) yang hua rain yan jiu cong shu ;*.