Perhaps you should try some spelling variations:
chang soon » chin soon, chang gordon
wang yang » wang yan, wang liang, wang yanling
chang won » chang ann, chang min, chang you
yang dan » yang dean, yang fan, wang dan
dan chan » dan phan, dan china, han chang
chan eng » chan fong, chan kang, chan ming
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: wang yang dan chan eng ((chang won) or (chang soon)) hong yu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang dan chan eng ((chang won) OR (chang soon)) hong yu ;*.