Perhaps you should try some spelling variations:
cheng zhang » cheng han, zhen zhang, chen zheng
liang tan » liang dan, liang sun, wing tan
zhang wei » zhen wei
yang yun » yang jun, tang yun, yang yue
yang jui » yang judy, yang xi, yang yi
wei ming » wei yiming, wei qiang, ie ming
ming sam » ming a, wong sam, yin sam

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "liang tan ((((yang yun) OR (wang yan))) OR (((yang jui) OR (yang di)))) cheng zhang wei ming sam ;~".
• Adding a wildcard symbol may retrieve word variants: liang tan ((((yang yun) OR (wang yan))) OR (((yang jui) OR (yang di)))) cheng zhang wei ming sam ;*.