Perhaps you should try some spelling variations:
wang yidan » wang yan
yang guang » yang yang, yan guan, yang liang
shin young » shin dong
young dong » young young, young does
twinn ian » wing ian
tang shin » song shin, tang chun, tang min
sin » sign, sind, skin

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: ((twinn ian) OR (dong di)) ((yang guang) OR (wang yidan)) tang shin young dong sin ;~.
• Adding a wildcard symbol may retrieve word variants: ((twinn ian) or (dong di)) ((yang guang) or (wang yidan)) tang shin young dong sin ;*.