Perhaps you should try some spelling variations:
kwei sheng » wei shang
chang soon » chin soon, chang gordon
daun yang » dan yang, du yang, tan yang
yang fang » yang yang, yang fan, yang guang
fang kwei » fang wei, wang wei, fang ke
chang won » chang ann, chang min, chang you
shang hai » shang kai, dang hai, chang ha
hong yu » wong yue

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

• Performing a fuzzy search may retrieve terms with similar spellings: daun yang fang kwei sheng ((chang won) OR (chang soon)) ((shang hai) or (hong yu)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: daun yang fang kwei sheng ((chang won) OR (chang soon)) ((shang hai) OR (hong yu)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "daun yang fang kwei sheng ((chang won) OR (chang soon)) ((shang hai) or (hong yu)) ;*".