Perhaps you should try some spelling variations:
patients risk » patient risk, patients links, patients si
savings rate » savings rates
jong liang » song ligang, wang liang, gong qiang
hong jong » hong kong
among shu » cong shu, among eu, among hr
among sex » among smes, among eu
liang a » lang a, liang _, liang dan
cost » costs

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

• Performing a fuzzy search may retrieve terms with similar spellings: hong jong liang a cost ((savings rate) or (patients risk)) ((among shu) or (among sex)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hong jong liang a cost ((savings rate) OR (patients risk)) ((among shu) OR (among sex)) ;.
• Adding a wildcard symbol may retrieve word variants: hong jong liang a cost ((savings rate) or (patients risk)) ((among shu) or (among sex)) ;*.