Perhaps you should try some spelling variations:
yuan wang » yan wang, yuan kang, yuan chang
wang yang » wang yan, wang liang, wang yanling
yang jin » yang jie, yang jun, ying jin
jin ying » li ying
ying sau » ying zhu, wong sau
wang a » wang _, fang a, lang a
test » text, west
best » west

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yuan wang) or (wang yang)) wang a (test OR best) yang jin ying sau ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yuan wang) OR (wang yang)) wang a (test OR best) yang jin ying sau ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yuan wang) or (wang yang)) wang a (test OR best) yang jin ying sau ;*".