Perhaps you should try some spelling variations:
yang yang » wang yan
wang yang » wang yan, wang liang, wang yanling
wong shiu » wong siu, cong shu, song shin
wong sau » wong sam, wong siu, wong lai
di rene » di rete, dr rene, i rene
yang ji » yang jui, yang jie, yang jin
won sau » wong sam, wong siu

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

• Performing a fuzzy search may retrieve terms with similar spellings: wan ((yang yang) or (wang yang)) di rene yang ji ((won sau) or (((wong sau) OR (wong shiu)))) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wan ((yang yang) OR (wang yang)) di rene yang ji ((won sau) OR (((wong sau) OR (wong shiu)))) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wan ((yang yang) or (wang yang)) di rene yang ji ((won sau) or (((wong sau) OR (wong shiu)))) ;*".