Perhaps you should try some spelling variations:
shang kai » shang hai
tan yang » dan yang, tan ying, tan yong
yang jun » yang jui, pang jun, yang jin
yan yan » yan yuan, nan yan, yang yang
yan hua » tan hua, ya hua, wang hua
hua tan » hua ban, huan t'an
hong 7 » hong w, hong a, hong g
wang » wing, wan, lang

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

• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan yan hua tan yang jun ((shang kai) OR (hong 7)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang yan yan hua tan yang jun ((shang kai) or (hong 7)) ;*.