Perhaps you should try some spelling variations:
yang yang » wang yan
wang yang » wang yan, wang liang, wang yanling
yang yaa » yang yao, yang maha, yang yera
hua wang » hwa wang, hua jiang, yuan wang
yang jie » yang jin, yang di, yang jui
jie wong » jie song, kie wong, ji won
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: dong ((yang yaa) or (yang yang)) hua wang yang jie wong yue ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong ((yang yaa) OR (yang yang)) hua wang yang jie wong yue ;*.