Perhaps you should try some spelling variations:
wang ning » wang jing, wang liang, wang yang
wang peng » wang zheng, wang yang, wang yong
hua gene » human gene, a gene, hua ren
yang jin » yang jie, yang jun, ying jin
wong siu » wong shiu, kong siu, wong sau
yang yi » yang di, yang jui
yang xi » yang di, yang jui

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 ning) OR (wang peng)) wang hua gene ((((yang yi) OR (yang xi))) OR (yang jin)) wong siu ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang ning) or (wang peng)) wang hua gene ((((yang yi) or (yang xi))) or (yang jin)) wong siu ;*.