Perhaps you should try some spelling variations:
wang kang » wang yang, wang liang, wang yan
kang yuan » fang yuan, kang susan, wang yuhan
yuan hui » yuan fei, jaan hui, tuan hua
tan yang » dan yang, tan yong, tao yang
tan ying » fan ying, ran ying, tan yong
gang hai » dang hai, shang hai, eang hay
li gang » liu gang, ii gang, i gang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang kang yuan hui ((tan yang) OR (tan ying)) li gang hai ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang kang yuan hui ((tan yang) OR (tan ying)) li gang hai ;".
• Adding a wildcard symbol may retrieve word variants: wang kang yuan hui ((tan yang) OR (tan ying)) li gang hai ;*.