Perhaps you should try some spelling variations:
proms patient » from patient, cross patient, does patient
lang yanling » wang yanling, wang yangming, zhang yunling
cost patient » cross patient, courts patient, class patient
yang jun » yang jui, pang jun, yang jin
among eu » among men, among _, among 15
yang up » yang jui, tying up, hang ups

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

• Performing a fuzzy search may retrieve terms with similar spellings: lang yanling ((yang up) or (yang jun)) ((cost patient) or (proms patient)) risk among eu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang yanling ((yang up) OR (yang jun)) ((cost patient) OR (proms patient)) risk among eu ;.
• Adding a wildcard symbol may retrieve word variants: lang yanling ((yang up) or (yang jun)) ((cost patient) or (proms patient)) risk among eu ;*.