Perhaps you should try some spelling variations:
yidan wang » yiqian wang, yan wang, yuan wang
chen zheng » chen zhen, chen aizheng, cheng zhang
zheng ming » zhang ming, cheng ming, zheng rong
ming zhang » anming zhang, bin zhang, ming hung
qian wang » yiqian wang, qian rong, qian yan
zhang zhi » zhong zhi, wang zhi, zhang wei
a chen » ta chen, _ chen, n chen

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((yidan wang) or (qian wang)) a chen zheng ming zhang zhi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yidan wang) OR (qian wang)) a chen zheng ming zhang zhi ;.
• Adding a wildcard symbol may retrieve word variants: wang ((yidan wang) or (qian wang)) a chen zheng ming zhang zhi ;*.