Perhaps you should try some spelling variations:
patient stays » patient study, patient als, patient meals
class patient » cross patient, access patient, class latin
among sri » among di, among ers, among hr
among sex » among smes, among eu
yang jui » yang judy, yang di, yang xi
yang jun » pang jun, yang jin, yang judy
wang » wing, wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yanling ((yang jui) or (yang jun)) class patient stays ((among sri) OR (among sex)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yanling ((yang jui) OR (yang jun)) class patient stays ((among sri) OR (among sex)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yanling ((yang jui) or (yang jun)) class patient stays ((among sri) OR (among sex)) ;*".