Perhaps you should try some spelling variations:
yidan wang » yiqian wang, qian wang, yan wang
kang zhang » zhang zhang, kang han, tang zheng
zhang jian » zhang fan, shang jin
jian zhang » jia zhang, bin zhang, jie zhang
chan kang » chung kang, chan eng, chan fong
zhang zhi » zhong zhi, wang zhi, zhang wei

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 rong)) chan kang zhang jian zhang zhi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yidan wang) OR (qian rong)) chan kang zhang jian zhang zhi ;.
• Adding a wildcard symbol may retrieve word variants: wang ((yidan wang) or (qian rong)) chan kang zhang jian zhang zhi ;*.