Perhaps you should try some spelling variations:
select patients » cleft patients, selecting patient, benefit patients
patients en » patients per, patients _, patients 1
wang yang » wang yan, wang liang, wang yanling
pang jun » yang jui
gong hui » tong hui, tong shui, wang hui
yang up » yang jui, tying up, yang jun

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yang ((yang up) or (pang jun)) select patients en gong hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang ((yang up) OR (pang jun)) select patients en gong hui ;.
• Adding a wildcard symbol may retrieve word variants: wang yang ((yang up) or (pang jun)) select patients en gong hui ;*.