Perhaps you should try some spelling variations:
huang juan » jiang juan
wang wang » wang yang, wang liang, wang yan
yang juan » yang jun, jiang juan, yang guang
yang jin » yang jie, yang jun, ying jin
yan jiu » yang jie, pang jiu
hong g » hong ng, hong w, hong a
hong 7 » hong w, hong a

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 ((yang juan) OR (huang juan)) rene ((yan jiu) or (yang jin)) ((hong g) or (hong 7)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang wang ((yang juan) OR (huang juan)) rene ((yan jiu) OR (yang jin)) ((hong g) OR (hong 7)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang wang ((yang juan) OR (huang juan)) rene ((yan jiu) or (yang jin)) ((hong g) or (hong 7)) ;*".