Perhaps you should try some spelling variations:
soon siong » boon siong, soon seng, soon soon
siong wang » hong wang, ping wang
young yun » kyoung yun, young eun, young young
wang jui » yang jui, wang hui, wang jun
jui chen » yi chen
yan yuan » fang yuan, nan yan, yan clan
yan guan » gan guan, yang guang, yihan guan

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

• Performing a fuzzy search may retrieve terms with similar spellings: soon siong wang jui chen ((yan yuan) or (yan guan)) young yun ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: soon siong wang jui chen ((yan yuan) OR (yan guan)) young yun ;*.