Perhaps you should try some spelling variations:
wang ning » wang liang, wang yang, wang yong
wang jing » wang liang, wang yang, wang yong
chia rene » chia wen, china ren
china who » china why, china what, china won
gao zheng » gao zhong, zhao zheng, gao shang
yang gao » yang yao, yang fan, xing gao
zheng yu » zheng liu, heng fu, cheng lu

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 jing)) sun ((chia rene) OR (china who)) yang gao zheng yu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang ning) OR (wang jing)) sun ((chia rene) or (china who)) yang gao zheng yu ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang ning) OR (wang jing)) sun ((chia rene) or (china who)) yang gao zheng yu ;*.