Perhaps you should try some spelling variations:
yang wang » yang yang, yan wang, yang guang
yan yuan » yan guan, fang yuan, nan yan
wei yang » pei yang, wei wang, wei yang's
tan hua » tuan hua, wang hua, tan chia
long du » long do, long run, long did
yang i » yang di, yang xi, yang yi
long d » long do, long _, long 2

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

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