Perhaps you should try some spelling variations:
chang soon » chin soon, chang gordon
wang wang » wang yang, wang liang, wang yan
chang won » chang ann, chang min, chang you
wang dan » wang yan, wang ban, wang yidan
dan han » dan phan, man han, dan dana
hong yu » wong yue
han en » han men, van en, chan eng

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang wang dan han en ((chang won) or (chang soon)) hong yu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang wang dan han en ((chang won) OR (chang soon)) hong yu ;*.