Perhaps you should try some spelling variations:
failure patients » care patients
failure patient » failure treatment
wing yanling » wang yanling, wang yangming
risk tong » risk among, risk along
tong shui » tong hui, cong shu, gong hui
yang jui » yang judy, yang di, yang xi
yang up » tying up, yang jun, hang ups

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: wing yanling ((yang up) or (yang jui)) ((failure patient) OR (failure patients)) risk tong shui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wing yanling ((yang up) OR (yang jui)) ((failure patient) OR (failure patients)) risk tong shui ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wing yanling ((yang up) or (yang jui)) ((failure patient) OR (failure patients)) risk tong shui ;*".