Perhaps you should try some spelling variations:
sang hyup » sang yu
hyup chen » yu chen, hua chen, yun chen
shang kai » shang hai
tan yong » tan hong, tan kong, tan yang
fan ying » fan xing, ran ying, tan ying
yang jui » yang judy, yang di, yang yi
yang xi » yang di, yang yi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tan yong) or (fan ying)) sang hyup chen ((yang jui) or (yang xi)) shang kai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tan yong) OR (fan ying)) sang hyup chen ((yang jui) OR (yang xi)) shang kai ;.
• Adding a wildcard symbol may retrieve word variants: ((tan yong) or (fan ying)) sang hyup chen ((yang jui) or (yang xi)) shang kai ;*.