Perhaps you should try some spelling variations:
yiqian yan » yiqian wang
jane chen » jean chen, jie chen, kang chen
chen chan » chen chuan, cheung chan, chen chung
ong chong » song chong, ong cheng, hong cheng
chong zhi » zhong zhi, chen zhi, chong yi
qian yan » qian jun, qian yi
chan ong » chan fong, chan eng, chan kang

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

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