Perhaps you should try some spelling variations:
yan jianping » zhao jianping, yu jianxing
yan yanling » wang yanling
shang hai » shang kai, dang hai, chang ha
hua gene » human gene, a gene, hua ren
sang min » sang minh, tang min, chang min
song min » song ming, gong min, jong min
wang » wing, wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((yan yanling) or (yan jianping)) hua gene ((sang min) OR (song min)) shang hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yan yanling) OR (yan jianping)) hua gene ((sang min) OR (song min)) shang hai ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yan yanling) or (yan jianping)) hua gene ((sang min) OR (song min)) shang hai ;*".