Perhaps you should try some spelling variations:
liang lilin » liang liying, jiang liping
wing zhang » bin zhang, ying chang, anming zhang
wang zheng » tang zheng, wang zhenpo, fang sheng
liang ying » liang liying, huang ying, zhang ying
hans von » hans van
von wang » von wall, von wald, wen wang
kong a » kong _, kong sar, kong yam

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: ((wing zhang) OR (wang zheng)) hans von wang ((liang ying) OR (liang lilin)) kong a ;~.
• Adding a wildcard symbol may retrieve word variants: ((wing zhang) or (wang zheng)) hans von wang ((liang ying) or (liang lilin)) kong a ;*.