Perhaps you should try some spelling variations:
chang ming » zhang ming, chan ming, cheng ming
ping wang » ping pong, hong wang
chang min » zhang ming, chang mae, chan ming
wang dan » wang yan, wang ban, wang yidan
zhi chen » zhe chen, zhu chen, zhiwu chen
wang yue » wong yue, wang hua, wang yan
dan zhi » yan zhi, wang zhi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ping wang dan zhi chen ((chang min) or (chang ming)) wang yue ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ping wang dan zhi chen ((chang min) OR (chang ming)) wang yue ;*.