Perhaps you should try some spelling variations:
wang wang » wang yang, wang liang, wang yong
hua rene » hua ren, juan rene
rene yan » ren yan, rene ten, see yan
hong 7hi » hong ghi, zhong zhi, hong hai
yan hua » tan hua, ya hua, wang hua
yan min » han min, kan min, yang mind
hong 7 » hong w, hong a, hong g

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang wang yan hua rene yan min ((hong 7hi) or (hong 7)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang wang yan hua rene yan min ((hong 7hi) OR (hong 7)) ;.
• Adding a wildcard symbol may retrieve word variants: wang wang yan hua rene yan min ((hong 7hi) or (hong 7)) ;*.