Perhaps you should try some spelling variations:
zhang ming » zhang xin
when zhang » zhen zhang, when change, cheng zhang
yuan kang » yuan wang, yuan chang, chan kang
lean know » can know
clean how » clean low, clear how, plan how
ming hung » dang hung, fung hung, men hung
lean how » learn how, mean how, leave how
hung seo » hong seo, hung ho

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: yuan kang ((lean know) OR (((lean how) OR (clean how)))) when zhang ming hung seo ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "yuan kang ((lean know) or (((lean how) OR (clean how)))) when zhang ming hung seo ;~".
• Adding a wildcard symbol may retrieve word variants: yuan kang ((lean know) or (((lean how) OR (clean how)))) when zhang ming hung seo ;*.