Perhaps you should try some spelling variations:
yang jie » yang jin, yang jui, yang xi
wong sau » wong siu, wong shiu, wong lai
wong sam » wong lai, kong sar, von sam
wan yan » wang yan, nan yan, wai yan
yan tan » tan tan, yan clan, yan guan
a gene » a genre, a gender, a gentle
tan a » tan ah, can a, tan _

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

• Performing a fuzzy search may retrieve terms with similar spellings: wan yan tan a gene ((yang di) or (yang jie)) ((wong sau) or (wong sam)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wan yan tan a gene ((yang di) OR (yang jie)) ((wong sau) OR (wong sam)) ;*.