Perhaps you should try some spelling variations:
john ngosong » john song
huang yang » huang ying, huang chang, wang yang
boon chong » boon siong, joon chang
wong john » wrong john, kong john, longo john
yang yin » yang yi, yang jin, yang yun
yang lin » yang jin, wang lin, yang li
li wong » li cong, li rong, li song
siu » situ

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((huang yang) OR (boon chong)) ((yang yin) OR (yang lin)) li wong john ngosong siu ;~.
• Adding a wildcard symbol may retrieve word variants: ((huang yang) or (boon chong)) ((yang yin) or (yang lin)) li wong john ngosong siu ;*.