Perhaps you should try some spelling variations:
when zhang » zhen zhang, when change, cheng zhang
zhang fung » zhang fang, zhang fan, zhang ming
yuan wang » yan wang, yuan chang, qian wang
yuan kang » yuan chang, chan kang, yuan kai
how when » how women, know when, how we
hung seo » hong seo
dan how » plan how, lean how, mean how
hung ho » gung ho, sung 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 wang) OR (yuan kang)) dan how when zhang fung ((hung seo) OR (hung ho)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yuan wang) OR (yuan kang)) dan how when zhang fung ((hung seo) or (hung ho)) ;~".
• Adding a wildcard symbol may retrieve word variants: ((yuan wang) OR (yuan kang)) dan how when zhang fung ((hung seo) or (hung ho)) ;*.