Perhaps you should try some spelling variations:
deng gang » den gang, der gang, gong gang
yuan chen » yuan cheng, yun chen, sudan chen
yan liang » yang liang, wang liang, you liang
chang min » zhang ming, chang mae, chan ming
gang yan » wang yan, gang yao, wang yang
yan yuan » yan guan, fang yuan, nan yan
yang jin » yang jie, yang jun, ying jin

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: deng gang yan yuan chen ((yang jin) OR (((yan liang) OR (chang min)))) song (shin OR sein) ;~.
• Adding a wildcard symbol may retrieve word variants: deng gang yan yuan chen ((yang jin) or (((yan liang) or (chang min)))) song (shin or sein) ;*.