Perhaps you should try some spelling variations:
gang pain » hand pain
yuan lin » duan lian, huang lin, yuan ming
liu gang » liu gangs, liu yang, li gang
yuan li » guan li, yuan zi, dayuan li
yang li » yang lin, yang di, yang xi
long du » long d, long do, long run
wang » wing, wan, lang

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: wang yan ((((yuan li) OR (yuan lin))) OR (yang li)) liu gang pain long du ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yan ((((yuan li) OR (yuan lin))) or (yang li)) liu gang pain long du ;~".
• Adding a wildcard symbol may retrieve word variants: wang yan ((((yuan li) OR (yuan lin))) or (yang li)) liu gang pain long du ;*.