Perhaps you should try some spelling variations:
wang nina » wang ning, wang jing, wang lin
chia rene » chia wen, china ren
china who » china why, china what, china won
yang yang » wang yang, wang yan
yang wong » yan cong, yang jing
nina sun » wing sun
wong yue » wang yue, hong yu

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 nina sun ((chia rene) OR (china who)) yang yang wong yue ;~.
• Adding a wildcard symbol may retrieve word variants: wang nina sun ((chia rene) or (china who)) yang yang wong yue ;*.