Perhaps you should try some spelling variations:
patients 10.6 » patients 10.1, patients 10.5, patients 11.6
patients 1.8 » patients 10.1, patients 10.5, patients 11.6
among actors » among doctors, among acholi, among donors
wang liang » wang yang
liang yang » liang ying, wang yang, yang yang
yang fan » zhang fan, yang dean, yang yang
fan des » fan de, plan des

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang liang yang fan des ((patients 1.8) OR (patients 10.6)) among actors ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang liang yang fan des ((patients 1.8) OR (patients 10.6)) among actors ;*".