Perhaps you should try some spelling variations:
care patient » care patients, safe patient, cancer patient
patient risk » patients risk, patient task, patient cost
along shui » along nhue
tong shui » tong hui, cong shu, gong hui
tying up » taking up, tying _
wang » wing, wan, lang
yang » lang
judy » july

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 yanling ((tying up) OR (yang judy)) care patient risk ((along shui) OR (tong shui)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang yanling ((tying up) or (yang judy)) care patient risk ((along shui) or (tong shui)) ;*.