Perhaps you should try some spelling variations:
yong yang » dong yang, ying yang, kyoung yang
yang yang » wang yang, wang yan
yang vinh » yang jin, sang minh, yang jing
yang jun » yang jui, pang jun, yang jin
long shu » cong shu, tong shui, long du
wong siu » wong shiu, kong siu, wong sau
jui ren » jui chen, jui meng

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((yong yang) OR (yang yang)) jui ren ((yang vinh) or (yang jun)) ((long shu) or (wong siu)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yong yang) OR (yang yang)) jui ren ((yang vinh) OR (yang jun)) ((long shu) OR (wong siu)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yong yang) OR (yang yang)) jui ren ((yang vinh) or (yang jun)) ((long shu) or (wong siu)) ;*".