Perhaps you should try some spelling variations:
patients risk » patients links, patients si, patients view
patient risk » patient task, patient cost, orient risk
among east » among breast, among ers, among health
wan yang » wang yang, dan yang, tan yang
yang jui » yang judy, yang di, yang xi
can post » can cost, can lost, can past
jui can » cui can, jui chen

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

• Performing a fuzzy search may retrieve terms with similar spellings: wan yang jui can post ((patients risk) OR (patient risk)) among east ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wan yang jui can post ((patients risk) OR (patient risk)) among east ;*".