Perhaps you should try some spelling variations:
gang minh » sang minh, kang minah, anh minh
tong shui » tong hui, cong shu, gong hui
lang yan » wang yan, wang yang, zhang yan
yang lin » yang jin, wang lin, yang li
yang xi » yang di, yang yi, yang jui
xu gang » yu gang, zum gang, liu gang
long du » long d, long do, long run

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 yan ((yang lin) OR (yang xi)) xu gang minh ((long du) OR (tong shui)) ;~.
• Adding a wildcard symbol may retrieve word variants: lang yan ((yang lin) or (yang xi)) xu gang minh ((long du) or (tong shui)) ;*.