Perhaps you should try some spelling variations:
among partners » paying partners, among farmers, among parents
among masters » among farmers, among actors, among letters
des patients » des patents, les patients, des patienten
patients 1.8 » patients 10.1, patients 10.5, patients 10.6
yuan zhang » yan zhang, yuan chang, xuan thang
zhang fang » zhang fan, zhang zhang, zhang yan
lang yuan » fang yuan, wang yuhan, meng yuan
fang des » gang des, umfang des, anfang des

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: lang yuan zhang fang des patients 1.8 ((among masters) OR (among partners)) ;~.
• Adding a wildcard symbol may retrieve word variants: lang yuan zhang fang des patients 1.8 ((among masters) or (among partners)) ;*.