Perhaps you should try some spelling variations:
machen king » machen kunst
chen king » chen ping, chen jing, cheng bing
john kong » john king, john song, john wong
wing tan » wing ian, liang tan, hong tan
wang yue » wong yue, wang hua, wang yan
yang yu » yang yue, yang yun, yang yi
sar » sara, star, saur

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

• Performing a fuzzy search may retrieve terms with similar spellings: wing tan ((yang yu) or (wang yue)) ((chen king) OR (machen king)) john kong sar ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wing tan ((yang yu) OR (wang yue)) ((chen king) OR (machen king)) john kong sar ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wing tan ((yang yu) or (wang yue)) ((chen king) OR (machen king)) john kong sar ;".
• Adding a wildcard symbol may retrieve word variants: wing tan ((yang yu) or (wang yue)) ((chen king) OR (machen king)) john kong sar ;*.