Perhaps you should try some spelling variations:
cost patients » cost patient, cleft patients, care patients
wing yanling » wang yanling, wang yangming
risk along » risk among, ask along
taking up » making up, waking up, shaking up
risk tong » risk among
yang jin » yang jie, yang jun, ying jin

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: wing yanling ((taking up) OR (yang jin)) cost patients ((risk tong) OR (risk along)) shui ;~.
• Adding a wildcard symbol may retrieve word variants: wing yanling ((taking up) or (yang jin)) cost patients ((risk tong) or (risk along)) shui ;*.