Perhaps you should try some spelling variations:
yang guang » yang yang, yan guan, yang liang
yan wang » yuan wang, yang yang, qian wang
wei yang » pei yang, wei wang, wei yang's
yang jui » yang judy, yang di, yang xi
yan hua » ya hua, wang hua, tuan hua
tan hua » tuan hua, wang hua, tan chia
long du » long d, long run, long did
long do » long d, longer do, long ago

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

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