Perhaps you should try some spelling variations:
tech startup » lean startup
zhang ping » zhang ming, zhang jing, zhang ting
wang ban » wang yan, wang dan, wang yang
yang lin » wang lin, yang li, yang liang
yang jin » yang jie, yang jun, ying jin
ping tan » wing tan, liang tan, ping wang
tan ying » fan ying, ran ying, tan yang
ying mui » ying hua
mui tech » hi tech, mui teng, sci tech

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 ban) OR (((yang lin) OR (yang jin)))) zhang ping tan ying mui tech startup ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang ban) or (((yang lin) or (yang jin)))) zhang ping tan ying mui tech startup ;*.