Perhaps you should try some spelling variations:
chang soon » chang won, chin soon, chang gordon
soon soon » soon siong
sang yoo » sang yu
ganga ya » gang yao
yang fan » zhang fan, yang dean, yang yang
en chang » shen chang, en charge, han chang
soon seo » joon seok, soon seng, von seo
fan en » fin en, han en, van en

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((sang yoo) or (ganga ya)) yang fan en chang soon soon seo ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((sang yoo) OR (ganga ya)) yang fan en chang soon soon seo ;.
• Adding a wildcard symbol may retrieve word variants: ((sang yoo) or (ganga ya)) yang fan en chang soon soon seo ;*.