Perhaps you should try some spelling variations:
wang ying » wang yang, wang jing, wang ning
wang yong » wang yang, wang hyoung, wang yan
yang yun » yang jun, tang yun, yang yue
tan ying » fan ying, ran ying, tan yong
tan yang » dan yang, tan yong, tao yang
ii chang » vii chang, yi chang, ii changes
ii eang » ii gang

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang ying) OR (wang yong)) yang yun ((tan ying) OR (tan yang)) ((ii eang) OR (ii chang)) hay ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang ying) OR (wang yong)) yang yun ((tan ying) or (tan yang)) ((ii eang) or (ii chang)) hay ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang ying) OR (wang yong)) yang yun ((tan ying) or (tan yang)) ((ii eang) or (ii chang)) hay ;*.