Perhaps you should try some spelling variations:
case sharing » care sharing, clause sharing, based sharing
sharing a » sharing _
yan yang » yang yang, yao yang, dan yang
yang can » yang fan, yang dean, yang yang
can case » can cause, can cash, can care
wong sau » wong siu, wong shiu, wong lai
wong sam » wong lai, kong sar, von sam
wang » wing, wan, lang
hong » long

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yan yang can case sharing a ((((wong sau) or (wong sam))) or (hong w)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan yang can case sharing a ((((wong sau) OR (wong sam))) OR (hong w)) ;*.