Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
yang yang » wang yan
john wong » john song, john bonn
hui ying » huei ying, hoi ying, hui ping
jin wong » jin song, jin ying, jin kang
yang li » yang lin, yang di, yang xi
ku ying » ka ying, ku ring, zhu ying

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 yang yang li ((ku ying) OR (hui ying)) ((jin wong) OR (john wong)) sau ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang yang li ((ku ying) OR (hui ying)) ((jin wong) or (john wong)) sau ;~".
• Adding a wildcard symbol may retrieve word variants: wang yang yang li ((ku ying) OR (hui ying)) ((jin wong) or (john wong)) sau ;*.