Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
yang tan » yang fan, yang dean, liang tan
hua west » a west, hua wei
out west » ost west, out test, south west
yang min » yang mind, yang jin, tang min
min wong » min hong, minh cong, amin hong
wong yue » wang yue, hong yu

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((yang tan) OR (yang yang)) ((hua west) or (out west)) yang min wong yue ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yang tan) OR (yang yang)) ((hua west) OR (out west)) yang min wong yue ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yang tan) OR (yang yang)) ((hua west) or (out west)) yang min wong yue ;".
• Adding a wildcard symbol may retrieve word variants: wang ((yang tan) OR (yang yang)) ((hua west) or (out west)) yang min wong yue ;*.